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Finding the Fourth Proportional to 181,685.86, 250,724.01 and 101,113.39

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Solution

The fourth proportional to 181,685.86, 250,724.01 and 101,113.39 is: 139,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,685.86 : 250,724.01 = 101,113.39 : x
  2. Step 2: Convert to fraction form
    181,685.86/250,724.01 = 101,113.39/x
  3. Step 3: Cross multiply
    181,685.86x = 250,724.01 × 101,113.39
  4. Step 4: Simplify right side
    181,685.86x = 25,351,553,707.48
  5. Step 5: Solve for x
    x = 25,351,553,707.48/181,685.86
  6. Step 6: Final answer
    x = 139,535.10

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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.