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Finding the Fourth Proportional to 57,630.65, 86,445.84 and 16,077.65

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Solution

The fourth proportional to 57,630.65, 86,445.84 and 16,077.65 is: 24,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,630.65 : 86,445.84 = 16,077.65 : x
  2. Step 2: Convert to fraction form
    57,630.65/86,445.84 = 16,077.65/x
  3. Step 3: Cross multiply
    57,630.65x = 86,445.84 × 16,077.65
  4. Step 4: Simplify right side
    57,630.65x = 1,389,845,959.48
  5. Step 5: Solve for x
    x = 1,389,845,959.48/57,630.65
  6. Step 6: Final answer
    x = 24,116.44

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1.5x scale

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.