Home / 104,853.60-144,685.44-59,515.20

Finding the Fourth Proportional to 104,853.60, 144,685.44 and 59,515.20

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Solution

The fourth proportional to 104,853.60, 144,685.44 and 59,515.20 is: 82,123.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,853.60 : 144,685.44 = 59,515.20 : x
  2. Step 2: Convert to fraction form
    104,853.60/144,685.44 = 59,515.20/x
  3. Step 3: Cross multiply
    104,853.60x = 144,685.44 × 59,515.20
  4. Step 4: Simplify right side
    104,853.60x = 8,610,982,898.69
  5. Step 5: Solve for x
    x = 8,610,982,898.69/104,853.60
  6. Step 6: Final answer
    x = 82,123.87

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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.