Home / 54,187.76-81,316.20-23,023.02

Finding the Fourth Proportional to 54,187.76, 81,316.20 and 23,023.02

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Solution

The fourth proportional to 54,187.76, 81,316.20 and 23,023.02 is: 34,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,187.76 : 81,316.20 = 23,023.02 : x
  2. Step 2: Convert to fraction form
    54,187.76/81,316.20 = 23,023.02/x
  3. Step 3: Cross multiply
    54,187.76x = 81,316.20 × 23,023.02
  4. Step 4: Simplify right side
    54,187.76x = 1,872,144,498.92
  5. Step 5: Solve for x
    x = 1,872,144,498.92/54,187.76
  6. Step 6: Final answer
    x = 34,549.21

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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.