Home / 70,125.40-96,769.44-38,288.16

Finding the Fourth Proportional to 70,125.40, 96,769.44 and 38,288.16

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Solution

The fourth proportional to 70,125.40, 96,769.44 and 38,288.16 is: 52,835.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,125.40 : 96,769.44 = 38,288.16 : x
  2. Step 2: Convert to fraction form
    70,125.40/96,769.44 = 38,288.16/x
  3. Step 3: Cross multiply
    70,125.40x = 96,769.44 × 38,288.16
  4. Step 4: Simplify right side
    70,125.40x = 3,705,123,801.83
  5. Step 5: Solve for x
    x = 3,705,123,801.83/70,125.40
  6. Step 6: Final answer
    x = 52,835.69

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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.