Home / 54,984.60-82,463.70-15,545.40

Finding the Fourth Proportional to 54,984.60, 82,463.70 and 15,545.40

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Solution

The fourth proportional to 54,984.60, 82,463.70 and 15,545.40 is: 23,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984.60 : 82,463.70 = 15,545.40 : x
  2. Step 2: Convert to fraction form
    54,984.60/82,463.70 = 15,545.40/x
  3. Step 3: Cross multiply
    54,984.60x = 82,463.70 × 15,545.40
  4. Step 4: Simplify right side
    54,984.60x = 1,281,931,201.98
  5. Step 5: Solve for x
    x = 1,281,931,201.98/54,984.60
  6. Step 6: Final answer
    x = 23,314.37

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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.