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Finding the Fourth Proportional to 176,876.40, 265,314.60 and 123,732.30

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Solution

The fourth proportional to 176,876.40, 265,314.60 and 123,732.30 is: 185,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,876.40 : 265,314.60 = 123,732.30 : x
  2. Step 2: Convert to fraction form
    176,876.40/265,314.60 = 123,732.30/x
  3. Step 3: Cross multiply
    176,876.40x = 265,314.60 × 123,732.30
  4. Step 4: Simplify right side
    176,876.40x = 32,827,985,681.58
  5. Step 5: Solve for x
    x = 32,827,985,681.58/176,876.40
  6. Step 6: Final answer
    x = 185,598.45

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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.