Home / 169,740.24-234,223.56-98,108.88

Finding the Fourth Proportional to 169,740.24, 234,223.56 and 98,108.88

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Solution

The fourth proportional to 169,740.24, 234,223.56 and 98,108.88 is: 135,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,740.24 : 234,223.56 = 98,108.88 : x
  2. Step 2: Convert to fraction form
    169,740.24/234,223.56 = 98,108.88/x
  3. Step 3: Cross multiply
    169,740.24x = 234,223.56 × 98,108.88
  4. Step 4: Simplify right side
    169,740.24x = 22,979,411,141.21
  5. Step 5: Solve for x
    x = 22,979,411,141.21/169,740.24
  6. Step 6: Final answer
    x = 135,379.87

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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.