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Finding the Fourth Proportional to 173,655.30, 260,569.35 and 98,832.90

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Solution

The fourth proportional to 173,655.30, 260,569.35 and 98,832.90 is: 148,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,655.30 : 260,569.35 = 98,832.90 : x
  2. Step 2: Convert to fraction form
    173,655.30/260,569.35 = 98,832.90/x
  3. Step 3: Cross multiply
    173,655.30x = 260,569.35 × 98,832.90
  4. Step 4: Simplify right side
    173,655.30x = 25,752,824,511.62
  5. Step 5: Solve for x
    x = 25,752,824,511.62/173,655.30
  6. Step 6: Final answer
    x = 148,298.52

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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.