Home / 185,920.08-256,569.60-101,037.15

Finding the Fourth Proportional to 185,920.08, 256,569.60 and 101,037.15

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Solution

The fourth proportional to 185,920.08, 256,569.60 and 101,037.15 is: 139,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,920.08 : 256,569.60 = 101,037.15 : x
  2. Step 2: Convert to fraction form
    185,920.08/256,569.60 = 101,037.15/x
  3. Step 3: Cross multiply
    185,920.08x = 256,569.60 × 101,037.15
  4. Step 4: Simplify right side
    185,920.08x = 25,923,061,160.64
  5. Step 5: Solve for x
    x = 25,923,061,160.64/185,920.08
  6. Step 6: Final answer
    x = 139,431.21

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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.