Home / 40,988.16-61,403.40-25,146.96

Finding the Fourth Proportional to 40,988.16, 61,403.40 and 25,146.96

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Solution

The fourth proportional to 40,988.16, 61,403.40 and 25,146.96 is: 37,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.16 : 61,403.40 = 25,146.96 : x
  2. Step 2: Convert to fraction form
    40,988.16/61,403.40 = 25,146.96/x
  3. Step 3: Cross multiply
    40,988.16x = 61,403.40 × 25,146.96
  4. Step 4: Simplify right side
    40,988.16x = 1,544,108,843.66
  5. Step 5: Solve for x
    x = 1,544,108,843.66/40,988.16
  6. Step 6: Final answer
    x = 37,672.07

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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.