Home / 155,032.16-232,572.60-66,286.13

Finding the Fourth Proportional to 155,032.16, 232,572.60 and 66,286.13

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Solution

The fourth proportional to 155,032.16, 232,572.60 and 66,286.13 is: 99,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,032.16 : 232,572.60 = 66,286.13 : x
  2. Step 2: Convert to fraction form
    155,032.16/232,572.60 = 66,286.13/x
  3. Step 3: Cross multiply
    155,032.16x = 232,572.60 × 66,286.13
  4. Step 4: Simplify right side
    155,032.16x = 15,416,336,435.18
  5. Step 5: Solve for x
    x = 15,416,336,435.18/155,032.16
  6. Step 6: Final answer
    x = 99,439.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.