Home / 53,660.31-74,047.52-29,785.10

Finding the Fourth Proportional to 53,660.31, 74,047.52 and 29,785.10

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Solution

The fourth proportional to 53,660.31, 74,047.52 and 29,785.10 is: 41,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.31 : 74,047.52 = 29,785.10 : x
  2. Step 2: Convert to fraction form
    53,660.31/74,047.52 = 29,785.10/x
  3. Step 3: Cross multiply
    53,660.31x = 74,047.52 × 29,785.10
  4. Step 4: Simplify right side
    53,660.31x = 2,205,512,935.84
  5. Step 5: Solve for x
    x = 2,205,512,935.84/53,660.31
  6. Step 6: Final answer
    x = 41,101.39

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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.