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Finding the Fourth Proportional to 167,341.50, 230,908.03 and 98,434.08

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Solution

The fourth proportional to 167,341.50, 230,908.03 and 98,434.08 is: 135,825.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,341.50 : 230,908.03 = 98,434.08 : x
  2. Step 2: Convert to fraction form
    167,341.50/230,908.03 = 98,434.08/x
  3. Step 3: Cross multiply
    167,341.50x = 230,908.03 × 98,434.08
  4. Step 4: Simplify right side
    167,341.50x = 22,729,219,251.58
  5. Step 5: Solve for x
    x = 22,729,219,251.58/167,341.50
  6. Step 6: Final answer
    x = 135,825.36

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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.