Home / 40,988.64-61,451.78-17,303.43

Finding the Fourth Proportional to 40,988.64, 61,451.78 and 17,303.43

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Solution

The fourth proportional to 40,988.64, 61,451.78 and 17,303.43 is: 25,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.64 : 61,451.78 = 17,303.43 : x
  2. Step 2: Convert to fraction form
    40,988.64/61,451.78 = 17,303.43/x
  3. Step 3: Cross multiply
    40,988.64x = 61,451.78 × 17,303.43
  4. Step 4: Simplify right side
    40,988.64x = 1,063,326,487.09
  5. Step 5: Solve for x
    x = 1,063,326,487.09/40,988.64
  6. Step 6: Final answer
    x = 25,941.98

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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.