Home / 113,624.62-156,802.46-62,636.24

Finding the Fourth Proportional to 113,624.62, 156,802.46 and 62,636.24

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Solution

The fourth proportional to 113,624.62, 156,802.46 and 62,636.24 is: 86,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,624.62 : 156,802.46 = 62,636.24 : x
  2. Step 2: Convert to fraction form
    113,624.62/156,802.46 = 62,636.24/x
  3. Step 3: Cross multiply
    113,624.62x = 156,802.46 × 62,636.24
  4. Step 4: Simplify right side
    113,624.62x = 9,821,516,517.15
  5. Step 5: Solve for x
    x = 9,821,516,517.15/113,624.62
  6. Step 6: Final answer
    x = 86,438.28

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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.