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Finding the Fourth Proportional to 174,503.68, 240,827.52 and 99,057.04

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Solution

The fourth proportional to 174,503.68, 240,827.52 and 99,057.04 is: 136,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,503.68 : 240,827.52 = 99,057.04 : x
  2. Step 2: Convert to fraction form
    174,503.68/240,827.52 = 99,057.04/x
  3. Step 3: Cross multiply
    174,503.68x = 240,827.52 × 99,057.04
  4. Step 4: Simplify right side
    174,503.68x = 23,855,661,281.74
  5. Step 5: Solve for x
    x = 23,855,661,281.74/174,503.68
  6. Step 6: Final answer
    x = 136,705.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.