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Finding the Fourth Proportional to 150,527, 207,733.74 and 90,086.16

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Solution

The fourth proportional to 150,527, 207,733.74 and 90,086.16 is: 124,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,527 : 207,733.74 = 90,086.16 : x
  2. Step 2: Convert to fraction form
    150,527/207,733.74 = 90,086.16/x
  3. Step 3: Cross multiply
    150,527x = 207,733.74 × 90,086.16
  4. Step 4: Simplify right side
    150,527x = 18,713,934,939.04
  5. Step 5: Solve for x
    x = 18,713,934,939.04/150,527
  6. Step 6: Final answer
    x = 124,322.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.