Home / 70,116.93-96,765.30-38,288.79

Finding the Fourth Proportional to 70,116.93, 96,765.30 and 38,288.79

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Solution

The fourth proportional to 70,116.93, 96,765.30 and 38,288.79 is: 52,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116.93 : 96,765.30 = 38,288.79 : x
  2. Step 2: Convert to fraction form
    70,116.93/96,765.30 = 38,288.79/x
  3. Step 3: Cross multiply
    70,116.93x = 96,765.30 × 38,288.79
  4. Step 4: Simplify right side
    70,116.93x = 3,705,026,250.99
  5. Step 5: Solve for x
    x = 3,705,026,250.99/70,116.93
  6. Step 6: Final answer
    x = 52,840.68

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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.