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Finding the Fourth Proportional to 185,902.55, 256,549.32 and 101,025.08

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Solution

The fourth proportional to 185,902.55, 256,549.32 and 101,025.08 is: 139,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,902.55 : 256,549.32 = 101,025.08 : x
  2. Step 2: Convert to fraction form
    185,902.55/256,549.32 = 101,025.08/x
  3. Step 3: Cross multiply
    185,902.55x = 256,549.32 × 101,025.08
  4. Step 4: Simplify right side
    185,902.55x = 25,917,916,218.32
  5. Step 5: Solve for x
    x = 25,917,916,218.32/185,902.55
  6. Step 6: Final answer
    x = 139,416.68

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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.