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Finding the Fourth Proportional to 167,347.59, 230,942.32 and 90,866.64

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Solution

The fourth proportional to 167,347.59, 230,942.32 and 90,866.64 is: 125,397.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,347.59 : 230,942.32 = 90,866.64 : x
  2. Step 2: Convert to fraction form
    167,347.59/230,942.32 = 90,866.64/x
  3. Step 3: Cross multiply
    167,347.59x = 230,942.32 × 90,866.64
  4. Step 4: Simplify right side
    167,347.59x = 20,984,952,652.20
  5. Step 5: Solve for x
    x = 20,984,952,652.20/167,347.59
  6. Step 6: Final answer
    x = 125,397.40

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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.