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Finding the Fourth Proportional to 104,077.80, 156,116.70 and 37,520.10

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Solution

The fourth proportional to 104,077.80, 156,116.70 and 37,520.10 is: 56,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,077.80 : 156,116.70 = 37,520.10 : x
  2. Step 2: Convert to fraction form
    104,077.80/156,116.70 = 37,520.10/x
  3. Step 3: Cross multiply
    104,077.80x = 156,116.70 × 37,520.10
  4. Step 4: Simplify right side
    104,077.80x = 5,857,514,195.67
  5. Step 5: Solve for x
    x = 5,857,514,195.67/104,077.80
  6. Step 6: Final answer
    x = 56,280.15

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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.