Home / 104,957.32-144,856.20-62,516.56

Finding the Fourth Proportional to 104,957.32, 144,856.20 and 62,516.56

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Solution

The fourth proportional to 104,957.32, 144,856.20 and 62,516.56 is: 86,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,957.32 : 144,856.20 = 62,516.56 : x
  2. Step 2: Convert to fraction form
    104,957.32/144,856.20 = 62,516.56/x
  3. Step 3: Cross multiply
    104,957.32x = 144,856.20 × 62,516.56
  4. Step 4: Simplify right side
    104,957.32x = 9,055,911,318.67
  5. Step 5: Solve for x
    x = 9,055,911,318.67/104,957.32
  6. Step 6: Final answer
    x = 86,281.85

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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.