Home / 176,276.85-243,264.90-99,793.95

Finding the Fourth Proportional to 176,276.85, 243,264.90 and 99,793.95

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Solution

The fourth proportional to 176,276.85, 243,264.90 and 99,793.95 is: 137,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276.85 : 243,264.90 = 99,793.95 : x
  2. Step 2: Convert to fraction form
    176,276.85/243,264.90 = 99,793.95/x
  3. Step 3: Cross multiply
    176,276.85x = 243,264.90 × 99,793.95
  4. Step 4: Simplify right side
    176,276.85x = 24,276,365,267.36
  5. Step 5: Solve for x
    x = 24,276,365,267.36/176,276.85
  6. Step 6: Final answer
    x = 137,717.26

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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.