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Finding the Fourth Proportional to 167,275.53, 230,824.89 and 99,280.89

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Solution

The fourth proportional to 167,275.53, 230,824.89 and 99,280.89 is: 136,998.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,275.53 : 230,824.89 = 99,280.89 : x
  2. Step 2: Convert to fraction form
    167,275.53/230,824.89 = 99,280.89/x
  3. Step 3: Cross multiply
    167,275.53x = 230,824.89 × 99,280.89
  4. Step 4: Simplify right side
    167,275.53x = 22,916,500,513.35
  5. Step 5: Solve for x
    x = 22,916,500,513.35/167,275.53
  6. Step 6: Final answer
    x = 136,998.52

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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.