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Finding the Fourth Proportional to 232,810.66, 349,142.18 and 99,655.17

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Solution

The fourth proportional to 232,810.66, 349,142.18 and 99,655.17 is: 149,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,810.66 : 349,142.18 = 99,655.17 : x
  2. Step 2: Convert to fraction form
    232,810.66/349,142.18 = 99,655.17/x
  3. Step 3: Cross multiply
    232,810.66x = 349,142.18 × 99,655.17
  4. Step 4: Simplify right side
    232,810.66x = 34,793,821,868.22
  5. Step 5: Solve for x
    x = 34,793,821,868.22/232,810.66
  6. Step 6: Final answer
    x = 149,451.15

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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.