Home / 113,612.18-156,777.67-62,622.10

Finding the Fourth Proportional to 113,612.18, 156,777.67 and 62,622.10

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Solution

The fourth proportional to 113,612.18, 156,777.67 and 62,622.10 is: 86,414.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,612.18 : 156,777.67 = 62,622.10 : x
  2. Step 2: Convert to fraction form
    113,612.18/156,777.67 = 62,622.10/x
  3. Step 3: Cross multiply
    113,612.18x = 156,777.67 × 62,622.10
  4. Step 4: Simplify right side
    113,612.18x = 9,817,746,928.51
  5. Step 5: Solve for x
    x = 9,817,746,928.51/113,612.18
  6. Step 6: Final answer
    x = 86,414.56

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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.