Home / 185,737.23-256,318.43-100,854.32

Finding the Fourth Proportional to 185,737.23, 256,318.43 and 100,854.32

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Solution

The fourth proportional to 185,737.23, 256,318.43 and 100,854.32 is: 139,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,737.23 : 256,318.43 = 100,854.32 : x
  2. Step 2: Convert to fraction form
    185,737.23/256,318.43 = 100,854.32/x
  3. Step 3: Cross multiply
    185,737.23x = 256,318.43 × 100,854.32
  4. Step 4: Simplify right side
    185,737.23x = 25,850,819,175.25
  5. Step 5: Solve for x
    x = 25,850,819,175.25/185,737.23
  6. Step 6: Final answer
    x = 139,179.52

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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.