Home / 113,618.56-156,800.46-62,631.22

Finding the Fourth Proportional to 113,618.56, 156,800.46 and 62,631.22

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Solution

The fourth proportional to 113,618.56, 156,800.46 and 62,631.22 is: 86,434.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,618.56 : 156,800.46 = 62,631.22 : x
  2. Step 2: Convert to fraction form
    113,618.56/156,800.46 = 62,631.22/x
  3. Step 3: Cross multiply
    113,618.56x = 156,800.46 × 62,631.22
  4. Step 4: Simplify right side
    113,618.56x = 9,820,604,106.36
  5. Step 5: Solve for x
    x = 9,820,604,106.36/113,618.56
  6. Step 6: Final answer
    x = 86,434.86

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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.