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Finding the Fourth Proportional to 104,348.60, 144,001.14 and 56,601.80

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Solution

The fourth proportional to 104,348.60, 144,001.14 and 56,601.80 is: 78,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,348.60 : 144,001.14 = 56,601.80 : x
  2. Step 2: Convert to fraction form
    104,348.60/144,001.14 = 56,601.80/x
  3. Step 3: Cross multiply
    104,348.60x = 144,001.14 × 56,601.80
  4. Step 4: Simplify right side
    104,348.60x = 8,150,723,726.05
  5. Step 5: Solve for x
    x = 8,150,723,726.05/104,348.60
  6. Step 6: Final answer
    x = 78,110.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.