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Finding the Fourth Proportional to 160,587.40, 240,630.90 and 60,693.10

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Solution

The fourth proportional to 160,587.40, 240,630.90 and 60,693.10 is: 90,945.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,587.40 : 240,630.90 = 60,693.10 : x
  2. Step 2: Convert to fraction form
    160,587.40/240,630.90 = 60,693.10/x
  3. Step 3: Cross multiply
    160,587.40x = 240,630.90 × 60,693.10
  4. Step 4: Simplify right side
    160,587.40x = 14,604,635,276.79
  5. Step 5: Solve for x
    x = 14,604,635,276.79/160,587.40
  6. Step 6: Final answer
    x = 90,945.09

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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.