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Finding the Fourth Proportional to 176,657.80, 264,916.30 and 58,296.20

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Solution

The fourth proportional to 176,657.80, 264,916.30 and 58,296.20 is: 87,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,657.80 : 264,916.30 = 58,296.20 : x
  2. Step 2: Convert to fraction form
    176,657.80/264,916.30 = 58,296.20/x
  3. Step 3: Cross multiply
    176,657.80x = 264,916.30 × 58,296.20
  4. Step 4: Simplify right side
    176,657.80x = 15,443,613,608.06
  5. Step 5: Solve for x
    x = 15,443,613,608.06/176,657.80
  6. Step 6: Final answer
    x = 87,421.07

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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.