Home / 176,423.20-243,446.46-99,927.07

Finding the Fourth Proportional to 176,423.20, 243,446.46 and 99,927.07

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Solution

The fourth proportional to 176,423.20, 243,446.46 and 99,927.07 is: 137,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,423.20 : 243,446.46 = 99,927.07 : x
  2. Step 2: Convert to fraction form
    176,423.20/243,446.46 = 99,927.07/x
  3. Step 3: Cross multiply
    176,423.20x = 243,446.46 × 99,927.07
  4. Step 4: Simplify right side
    176,423.20x = 24,326,891,449.67
  5. Step 5: Solve for x
    x = 24,326,891,449.67/176,423.20
  6. Step 6: Final answer
    x = 137,889.41

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1.5x scale

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.