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Finding the Fourth Proportional to 155,265.61, 232,898.03 and 48,657.71

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Solution

The fourth proportional to 155,265.61, 232,898.03 and 48,657.71 is: 72,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,265.61 : 232,898.03 = 48,657.71 : x
  2. Step 2: Convert to fraction form
    155,265.61/232,898.03 = 48,657.71/x
  3. Step 3: Cross multiply
    155,265.61x = 232,898.03 × 48,657.71
  4. Step 4: Simplify right side
    155,265.61x = 11,332,285,598.43
  5. Step 5: Solve for x
    x = 11,332,285,598.43/155,265.61
  6. Step 6: Final answer
    x = 72,986.45

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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.