Home / 113,335.97-156,398.70-62,345.47

Finding the Fourth Proportional to 113,335.97, 156,398.70 and 62,345.47

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Solution

The fourth proportional to 113,335.97, 156,398.70 and 62,345.47 is: 86,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,335.97 : 156,398.70 = 62,345.47 : x
  2. Step 2: Convert to fraction form
    113,335.97/156,398.70 = 62,345.47/x
  3. Step 3: Cross multiply
    113,335.97x = 156,398.70 × 62,345.47
  4. Step 4: Simplify right side
    113,335.97x = 9,750,749,676.90
  5. Step 5: Solve for x
    x = 9,750,749,676.90/113,335.97
  6. Step 6: Final answer
    x = 86,034.03

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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.