Home / 132,117.63-198,209.37-38,623.38

Finding the Fourth Proportional to 132,117.63, 198,209.37 and 38,623.38

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Solution

The fourth proportional to 132,117.63, 198,209.37 and 38,623.38 is: 57,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,117.63 : 198,209.37 = 38,623.38 : x
  2. Step 2: Convert to fraction form
    132,117.63/198,209.37 = 38,623.38/x
  3. Step 3: Cross multiply
    132,117.63x = 198,209.37 × 38,623.38
  4. Step 4: Simplify right side
    132,117.63x = 7,655,515,817.07
  5. Step 5: Solve for x
    x = 7,655,515,817.07/132,117.63
  6. Step 6: Final answer
    x = 57,944.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.