Home / 54,209.18-81,360.48-37,580.89

Finding the Fourth Proportional to 54,209.18, 81,360.48 and 37,580.89

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Solution

The fourth proportional to 54,209.18, 81,360.48 and 37,580.89 is: 56,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,209.18 : 81,360.48 = 37,580.89 : x
  2. Step 2: Convert to fraction form
    54,209.18/81,360.48 = 37,580.89/x
  3. Step 3: Cross multiply
    54,209.18x = 81,360.48 × 37,580.89
  4. Step 4: Simplify right side
    54,209.18x = 3,057,599,155.27
  5. Step 5: Solve for x
    x = 3,057,599,155.27/54,209.18
  6. Step 6: Final answer
    x = 56,403.72

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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.