Home / 169,637.52-233,902.01-126,542.21

Finding the Fourth Proportional to 169,637.52, 233,902.01 and 126,542.21

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Solution

The fourth proportional to 169,637.52, 233,902.01 and 126,542.21 is: 174,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,637.52 : 233,902.01 = 126,542.21 : x
  2. Step 2: Convert to fraction form
    169,637.52/233,902.01 = 126,542.21/x
  3. Step 3: Cross multiply
    169,637.52x = 233,902.01 × 126,542.21
  4. Step 4: Simplify right side
    169,637.52x = 29,598,475,703.89
  5. Step 5: Solve for x
    x = 29,598,475,703.89/169,637.52
  6. Step 6: Final answer
    x = 174,480.71

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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.