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Finding the Fourth Proportional to 178,387.03, 267,430.50 and 83,567.22

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Solution

The fourth proportional to 178,387.03, 267,430.50 and 83,567.22 is: 125,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,387.03 : 267,430.50 = 83,567.22 : x
  2. Step 2: Convert to fraction form
    178,387.03/267,430.50 = 83,567.22/x
  3. Step 3: Cross multiply
    178,387.03x = 267,430.50 × 83,567.22
  4. Step 4: Simplify right side
    178,387.03x = 22,348,423,428.21
  5. Step 5: Solve for x
    x = 22,348,423,428.21/178,387.03
  6. Step 6: Final answer
    x = 125,280.54

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