Home / 67,428.18-101,053.70-58,621.14

Finding the Fourth Proportional to 67,428.18, 101,053.70 and 58,621.14

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Solution

The fourth proportional to 67,428.18, 101,053.70 and 58,621.14 is: 87,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428.18 : 101,053.70 = 58,621.14 : x
  2. Step 2: Convert to fraction form
    67,428.18/101,053.70 = 58,621.14/x
  3. Step 3: Cross multiply
    67,428.18x = 101,053.70 × 58,621.14
  4. Step 4: Simplify right side
    67,428.18x = 5,923,883,095.22
  5. Step 5: Solve for x
    x = 5,923,883,095.22/67,428.18
  6. Step 6: Final answer
    x = 87,854.71

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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.