Home / 69,862.69-96,410.96-38,031.58

Finding the Fourth Proportional to 69,862.69, 96,410.96 and 38,031.58

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Solution

The fourth proportional to 69,862.69, 96,410.96 and 38,031.58 is: 52,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,862.69 : 96,410.96 = 38,031.58 : x
  2. Step 2: Convert to fraction form
    69,862.69/96,410.96 = 38,031.58/x
  3. Step 3: Cross multiply
    69,862.69x = 96,410.96 × 38,031.58
  4. Step 4: Simplify right side
    69,862.69x = 3,666,661,138.12
  5. Step 5: Solve for x
    x = 3,666,661,138.12/69,862.69
  6. Step 6: Final answer
    x = 52,483.82

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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.