Home / 106,854.32-160,237.76-47,649.52

Finding the Fourth Proportional to 106,854.32, 160,237.76 and 47,649.52

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Solution

The fourth proportional to 106,854.32, 160,237.76 and 47,649.52 is: 71,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,854.32 : 160,237.76 = 47,649.52 : x
  2. Step 2: Convert to fraction form
    106,854.32/160,237.76 = 47,649.52/x
  3. Step 3: Cross multiply
    106,854.32x = 160,237.76 × 47,649.52
  4. Step 4: Simplify right side
    106,854.32x = 7,635,252,349.88
  5. Step 5: Solve for x
    x = 7,635,252,349.88/106,854.32
  6. Step 6: Final answer
    x = 71,454.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.