Home / 43,780.48-60,404-25,877.12

Finding the Fourth Proportional to 43,780.48, 60,404 and 25,877.12

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Solution

The fourth proportional to 43,780.48, 60,404 and 25,877.12 is: 35,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,780.48 : 60,404 = 25,877.12 : x
  2. Step 2: Convert to fraction form
    43,780.48/60,404 = 25,877.12/x
  3. Step 3: Cross multiply
    43,780.48x = 60,404 × 25,877.12
  4. Step 4: Simplify right side
    43,780.48x = 1,563,081,556.48
  5. Step 5: Solve for x
    x = 1,563,081,556.48/43,780.48
  6. Step 6: Final answer
    x = 35,702.70

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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.