Home / 176,333.28-243,362.16-109,275.36

Finding the Fourth Proportional to 176,333.28, 243,362.16 and 109,275.36

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Solution

The fourth proportional to 176,333.28, 243,362.16 and 109,275.36 is: 150,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,333.28 : 243,362.16 = 109,275.36 : x
  2. Step 2: Convert to fraction form
    176,333.28/243,362.16 = 109,275.36/x
  3. Step 3: Cross multiply
    176,333.28x = 243,362.16 × 109,275.36
  4. Step 4: Simplify right side
    176,333.28x = 26,593,487,644.38
  5. Step 5: Solve for x
    x = 26,593,487,644.38/176,333.28
  6. Step 6: Final answer
    x = 150,813.78

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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.