Home / 51,750.39-71,423.10-29,091.25

Finding the Fourth Proportional to 51,750.39, 71,423.10 and 29,091.25

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Solution

The fourth proportional to 51,750.39, 71,423.10 and 29,091.25 is: 40,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,750.39 : 71,423.10 = 29,091.25 : x
  2. Step 2: Convert to fraction form
    51,750.39/71,423.10 = 29,091.25/x
  3. Step 3: Cross multiply
    51,750.39x = 71,423.10 × 29,091.25
  4. Step 4: Simplify right side
    51,750.39x = 2,077,786,900.76
  5. Step 5: Solve for x
    x = 2,077,786,900.76/51,750.39
  6. Step 6: Final answer
    x = 40,150.17

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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.