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Finding the Fourth Proportional to 155,850.60, 233,775.90 and 124,746.60

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Solution

The fourth proportional to 155,850.60, 233,775.90 and 124,746.60 is: 187,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,850.60 : 233,775.90 = 124,746.60 : x
  2. Step 2: Convert to fraction form
    155,850.60/233,775.90 = 124,746.60/x
  3. Step 3: Cross multiply
    155,850.60x = 233,775.90 × 124,746.60
  4. Step 4: Simplify right side
    155,850.60x = 29,162,748,686.94
  5. Step 5: Solve for x
    x = 29,162,748,686.94/155,850.60
  6. Step 6: Final answer
    x = 187,119.90

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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.