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Finding the Fourth Proportional to 181,723.71, 250,754.99 and 101,154.63

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Solution

The fourth proportional to 181,723.71, 250,754.99 and 101,154.63 is: 139,580.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723.71 : 250,754.99 = 101,154.63 : x
  2. Step 2: Convert to fraction form
    181,723.71/250,754.99 = 101,154.63/x
  3. Step 3: Cross multiply
    181,723.71x = 250,754.99 × 101,154.63
  4. Step 4: Simplify right side
    181,723.71x = 25,365,027,728.33
  5. Step 5: Solve for x
    x = 25,365,027,728.33/181,723.71
  6. Step 6: Final answer
    x = 139,580.18

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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.