Home / 70,498.31-97,285.93-38,231.15

Finding the Fourth Proportional to 70,498.31, 97,285.93 and 38,231.15

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Solution

The fourth proportional to 70,498.31, 97,285.93 and 38,231.15 is: 52,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,498.31 : 97,285.93 = 38,231.15 : x
  2. Step 2: Convert to fraction form
    70,498.31/97,285.93 = 38,231.15/x
  3. Step 3: Cross multiply
    70,498.31x = 97,285.93 × 38,231.15
  4. Step 4: Simplify right side
    70,498.31x = 3,719,352,400.71
  5. Step 5: Solve for x
    x = 3,719,352,400.71/70,498.31
  6. Step 6: Final answer
    x = 52,758.04

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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.