Home / 43,580.40-60,145.02-25,680.96

Finding the Fourth Proportional to 43,580.40, 60,145.02 and 25,680.96

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Solution

The fourth proportional to 43,580.40, 60,145.02 and 25,680.96 is: 35,442.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,580.40 : 60,145.02 = 25,680.96 : x
  2. Step 2: Convert to fraction form
    43,580.40/60,145.02 = 25,680.96/x
  3. Step 3: Cross multiply
    43,580.40x = 60,145.02 × 25,680.96
  4. Step 4: Simplify right side
    43,580.40x = 1,544,581,852.82
  5. Step 5: Solve for x
    x = 1,544,581,852.82/43,580.40
  6. Step 6: Final answer
    x = 35,442.12

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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.