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Finding the Fourth Proportional to 176,587.80, 264,881.70 and 123,443.70

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Solution

The fourth proportional to 176,587.80, 264,881.70 and 123,443.70 is: 185,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,587.80 : 264,881.70 = 123,443.70 : x
  2. Step 2: Convert to fraction form
    176,587.80/264,881.70 = 123,443.70/x
  3. Step 3: Cross multiply
    176,587.80x = 264,881.70 × 123,443.70
  4. Step 4: Simplify right side
    176,587.80x = 32,697,977,110.29
  5. Step 5: Solve for x
    x = 32,697,977,110.29/176,587.80
  6. Step 6: Final answer
    x = 185,165.55

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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.