Home / 51,972.17-71,717.30-29,316.74

Finding the Fourth Proportional to 51,972.17, 71,717.30 and 29,316.74

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Solution

The fourth proportional to 51,972.17, 71,717.30 and 29,316.74 is: 40,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,972.17 : 71,717.30 = 29,316.74 : x
  2. Step 2: Convert to fraction form
    51,972.17/71,717.30 = 29,316.74/x
  3. Step 3: Cross multiply
    51,972.17x = 71,717.30 × 29,316.74
  4. Step 4: Simplify right side
    51,972.17x = 2,102,517,042.37
  5. Step 5: Solve for x
    x = 2,102,517,042.37/51,972.17
  6. Step 6: Final answer
    x = 40,454.67

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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.