Home / 70,712.18-97,584.52-38,448.69

Finding the Fourth Proportional to 70,712.18, 97,584.52 and 38,448.69

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Solution

The fourth proportional to 70,712.18, 97,584.52 and 38,448.69 is: 53,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,712.18 : 97,584.52 = 38,448.69 : x
  2. Step 2: Convert to fraction form
    70,712.18/97,584.52 = 38,448.69/x
  3. Step 3: Cross multiply
    70,712.18x = 97,584.52 × 38,448.69
  4. Step 4: Simplify right side
    70,712.18x = 3,751,996,958.28
  5. Step 5: Solve for x
    x = 3,751,996,958.28/70,712.18
  6. Step 6: Final answer
    x = 53,060.12

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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.