Home / 47,021.86-64,888.14-25,800.76

Finding the Fourth Proportional to 47,021.86, 64,888.14 and 25,800.76

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Solution

The fourth proportional to 47,021.86, 64,888.14 and 25,800.76 is: 35,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,021.86 : 64,888.14 = 25,800.76 : x
  2. Step 2: Convert to fraction form
    47,021.86/64,888.14 = 25,800.76/x
  3. Step 3: Cross multiply
    47,021.86x = 64,888.14 × 25,800.76
  4. Step 4: Simplify right side
    47,021.86x = 1,674,163,326.99
  5. Step 5: Solve for x
    x = 1,674,163,326.99/47,021.86
  6. Step 6: Final answer
    x = 35,603.94

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.