Home / 53,428.17-73,731.67-29,554.74

Finding the Fourth Proportional to 53,428.17, 73,731.67 and 29,554.74

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Solution

The fourth proportional to 53,428.17, 73,731.67 and 29,554.74 is: 40,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.17 : 73,731.67 = 29,554.74 : x
  2. Step 2: Convert to fraction form
    53,428.17/73,731.67 = 29,554.74/x
  3. Step 3: Cross multiply
    53,428.17x = 73,731.67 × 29,554.74
  4. Step 4: Simplify right side
    53,428.17x = 2,179,120,262.73
  5. Step 5: Solve for x
    x = 2,179,120,262.73/53,428.17
  6. Step 6: Final answer
    x = 40,785.98

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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.