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Finding the Fourth Proportional to 233,312.70, 349,969.05 and 93,171.90

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Solution

The fourth proportional to 233,312.70, 349,969.05 and 93,171.90 is: 139,757.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,312.70 : 349,969.05 = 93,171.90 : x
  2. Step 2: Convert to fraction form
    233,312.70/349,969.05 = 93,171.90/x
  3. Step 3: Cross multiply
    233,312.70x = 349,969.05 × 93,171.90
  4. Step 4: Simplify right side
    233,312.70x = 32,607,281,329.70
  5. Step 5: Solve for x
    x = 32,607,281,329.70/233,312.70
  6. Step 6: Final answer
    x = 139,757.85

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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.