Home / 176,298.04-243,124.50-115,761.88

Finding the Fourth Proportional to 176,298.04, 243,124.50 and 115,761.88

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Solution

The fourth proportional to 176,298.04, 243,124.50 and 115,761.88 is: 159,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,298.04 : 243,124.50 = 115,761.88 : x
  2. Step 2: Convert to fraction form
    176,298.04/243,124.50 = 115,761.88/x
  3. Step 3: Cross multiply
    176,298.04x = 243,124.50 × 115,761.88
  4. Step 4: Simplify right side
    176,298.04x = 28,144,549,194.06
  5. Step 5: Solve for x
    x = 28,144,549,194.06/176,298.04
  6. Step 6: Final answer
    x = 159,641.87

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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.