Home / 172,013.40-237,378.48-96,561.84

Finding the Fourth Proportional to 172,013.40, 237,378.48 and 96,561.84

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Solution

The fourth proportional to 172,013.40, 237,378.48 and 96,561.84 is: 133,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,013.40 : 237,378.48 = 96,561.84 : x
  2. Step 2: Convert to fraction form
    172,013.40/237,378.48 = 96,561.84/x
  3. Step 3: Cross multiply
    172,013.40x = 237,378.48 × 96,561.84
  4. Step 4: Simplify right side
    172,013.40x = 22,921,702,805.20
  5. Step 5: Solve for x
    x = 22,921,702,805.20/172,013.40
  6. Step 6: Final answer
    x = 133,255.33

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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.