Home / 115,125.50-172,806.03-95,071.11

Finding the Fourth Proportional to 115,125.50, 172,806.03 and 95,071.11

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Solution

The fourth proportional to 115,125.50, 172,806.03 and 95,071.11 is: 142,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,125.50 : 172,806.03 = 95,071.11 : x
  2. Step 2: Convert to fraction form
    115,125.50/172,806.03 = 95,071.11/x
  3. Step 3: Cross multiply
    115,125.50x = 172,806.03 × 95,071.11
  4. Step 4: Simplify right side
    115,125.50x = 16,428,861,086.79
  5. Step 5: Solve for x
    x = 16,428,861,086.79/115,125.50
  6. Step 6: Final answer
    x = 142,703.93

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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.