Home / 119,830.17-165,336.15-73,251.27

Finding the Fourth Proportional to 119,830.17, 165,336.15 and 73,251.27

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Solution

The fourth proportional to 119,830.17, 165,336.15 and 73,251.27 is: 101,068.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,830.17 : 165,336.15 = 73,251.27 : x
  2. Step 2: Convert to fraction form
    119,830.17/165,336.15 = 73,251.27/x
  3. Step 3: Cross multiply
    119,830.17x = 165,336.15 × 73,251.27
  4. Step 4: Simplify right side
    119,830.17x = 12,111,082,964.41
  5. Step 5: Solve for x
    x = 12,111,082,964.41/119,830.17
  6. Step 6: Final answer
    x = 101,068.73

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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.