Home / 47,111.76-65,013.80-25,601.36

Finding the Fourth Proportional to 47,111.76, 65,013.80 and 25,601.36

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Solution

The fourth proportional to 47,111.76, 65,013.80 and 25,601.36 is: 35,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,111.76 : 65,013.80 = 25,601.36 : x
  2. Step 2: Convert to fraction form
    47,111.76/65,013.80 = 25,601.36/x
  3. Step 3: Cross multiply
    47,111.76x = 65,013.80 × 25,601.36
  4. Step 4: Simplify right side
    47,111.76x = 1,664,441,698.77
  5. Step 5: Solve for x
    x = 1,664,441,698.77/47,111.76
  6. Step 6: Final answer
    x = 35,329.64

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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.