Home / 113,908.28-157,190.22-62,920.06

Finding the Fourth Proportional to 113,908.28, 157,190.22 and 62,920.06

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Solution

The fourth proportional to 113,908.28, 157,190.22 and 62,920.06 is: 86,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,908.28 : 157,190.22 = 62,920.06 : x
  2. Step 2: Convert to fraction form
    113,908.28/157,190.22 = 62,920.06/x
  3. Step 3: Cross multiply
    113,908.28x = 157,190.22 × 62,920.06
  4. Step 4: Simplify right side
    113,908.28x = 9,890,417,680.84
  5. Step 5: Solve for x
    x = 9,890,417,680.84/113,908.28
  6. Step 6: Final answer
    x = 86,827.91

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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.