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Finding the Fourth Proportional to 98,567.70, 147,657.15 and 59,007.30

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Solution

The fourth proportional to 98,567.70, 147,657.15 and 59,007.30 is: 88,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,567.70 : 147,657.15 = 59,007.30 : x
  2. Step 2: Convert to fraction form
    98,567.70/147,657.15 = 59,007.30/x
  3. Step 3: Cross multiply
    98,567.70x = 147,657.15 × 59,007.30
  4. Step 4: Simplify right side
    98,567.70x = 8,712,849,747.20
  5. Step 5: Solve for x
    x = 8,712,849,747.20/98,567.70
  6. Step 6: Final answer
    x = 88,394.57

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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.