Home / 176,690.20-243,838.96-101,253.28

Finding the Fourth Proportional to 176,690.20, 243,838.96 and 101,253.28

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Solution

The fourth proportional to 176,690.20, 243,838.96 and 101,253.28 is: 139,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,690.20 : 243,838.96 = 101,253.28 : x
  2. Step 2: Convert to fraction form
    176,690.20/243,838.96 = 101,253.28/x
  3. Step 3: Cross multiply
    176,690.20x = 243,838.96 × 101,253.28
  4. Step 4: Simplify right side
    176,690.20x = 24,689,494,491.79
  5. Step 5: Solve for x
    x = 24,689,494,491.79/176,690.20
  6. Step 6: Final answer
    x = 139,733.24

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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.