Home / 176,508.91-243,617.75-104,875.17

Finding the Fourth Proportional to 176,508.91, 243,617.75 and 104,875.17

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Solution

The fourth proportional to 176,508.91, 243,617.75 and 104,875.17 is: 144,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,508.91 : 243,617.75 = 104,875.17 : x
  2. Step 2: Convert to fraction form
    176,508.91/243,617.75 = 104,875.17/x
  3. Step 3: Cross multiply
    176,508.91x = 243,617.75 × 104,875.17
  4. Step 4: Simplify right side
    176,508.91x = 25,549,451,203.80
  5. Step 5: Solve for x
    x = 25,549,451,203.80/176,508.91
  6. Step 6: Final answer
    x = 144,748.79

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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.