Home / 70,569.70-97,387.29-38,741.50

Finding the Fourth Proportional to 70,569.70, 97,387.29 and 38,741.50

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Solution

The fourth proportional to 70,569.70, 97,387.29 and 38,741.50 is: 53,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,569.70 : 97,387.29 = 38,741.50 : x
  2. Step 2: Convert to fraction form
    70,569.70/97,387.29 = 38,741.50/x
  3. Step 3: Cross multiply
    70,569.70x = 97,387.29 × 38,741.50
  4. Step 4: Simplify right side
    70,569.70x = 3,772,929,695.54
  5. Step 5: Solve for x
    x = 3,772,929,695.54/70,569.70
  6. Step 6: Final answer
    x = 53,463.88

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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.