Home / 45,010.56-67,496.36-18,697.32

Finding the Fourth Proportional to 45,010.56, 67,496.36 and 18,697.32

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Solution

The fourth proportional to 45,010.56, 67,496.36 and 18,697.32 is: 28,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010.56 : 67,496.36 = 18,697.32 : x
  2. Step 2: Convert to fraction form
    45,010.56/67,496.36 = 18,697.32/x
  3. Step 3: Cross multiply
    45,010.56x = 67,496.36 × 18,697.32
  4. Step 4: Simplify right side
    45,010.56x = 1,262,001,041.76
  5. Step 5: Solve for x
    x = 1,262,001,041.76/45,010.56
  6. Step 6: Final answer
    x = 28,037.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.