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Finding the Fourth Proportional to 155,754.40, 233,631.60 and 62,327.20

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Solution

The fourth proportional to 155,754.40, 233,631.60 and 62,327.20 is: 93,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,754.40 : 233,631.60 = 62,327.20 : x
  2. Step 2: Convert to fraction form
    155,754.40/233,631.60 = 62,327.20/x
  3. Step 3: Cross multiply
    155,754.40x = 233,631.60 × 62,327.20
  4. Step 4: Simplify right side
    155,754.40x = 14,561,603,459.52
  5. Step 5: Solve for x
    x = 14,561,603,459.52/155,754.40
  6. Step 6: Final answer
    x = 93,490.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.