Home / 104,565.76-144,338.82-64,333.46

Finding the Fourth Proportional to 104,565.76, 144,338.82 and 64,333.46

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Solution

The fourth proportional to 104,565.76, 144,338.82 and 64,333.46 is: 88,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565.76 : 144,338.82 = 64,333.46 : x
  2. Step 2: Convert to fraction form
    104,565.76/144,338.82 = 64,333.46/x
  3. Step 3: Cross multiply
    104,565.76x = 144,338.82 × 64,333.46
  4. Step 4: Simplify right side
    104,565.76x = 9,285,815,702.92
  5. Step 5: Solve for x
    x = 9,285,815,702.92/104,565.76
  6. Step 6: Final answer
    x = 88,803.60

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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.