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Finding the Fourth Proportional to 155,841.80, 233,762.70 and 62,414.60

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Solution

The fourth proportional to 155,841.80, 233,762.70 and 62,414.60 is: 93,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,841.80 : 233,762.70 = 62,414.60 : x
  2. Step 2: Convert to fraction form
    155,841.80/233,762.70 = 62,414.60/x
  3. Step 3: Cross multiply
    155,841.80x = 233,762.70 × 62,414.60
  4. Step 4: Simplify right side
    155,841.80x = 14,590,205,415.42
  5. Step 5: Solve for x
    x = 14,590,205,415.42/155,841.80
  6. Step 6: Final answer
    x = 93,621.90

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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.