Home / 113,210.07-156,231.51-62,227.51

Finding the Fourth Proportional to 113,210.07, 156,231.51 and 62,227.51

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Solution

The fourth proportional to 113,210.07, 156,231.51 and 62,227.51 is: 85,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,210.07 : 156,231.51 = 62,227.51 : x
  2. Step 2: Convert to fraction form
    113,210.07/156,231.51 = 62,227.51/x
  3. Step 3: Cross multiply
    113,210.07x = 156,231.51 × 62,227.51
  4. Step 4: Simplify right side
    113,210.07x = 9,721,897,850.84
  5. Step 5: Solve for x
    x = 9,721,897,850.84/113,210.07
  6. Step 6: Final answer
    x = 85,874.85

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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.