Home / 58,988.40-81,406.08-32,131.44

Finding the Fourth Proportional to 58,988.40, 81,406.08 and 32,131.44

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Solution

The fourth proportional to 58,988.40, 81,406.08 and 32,131.44 is: 44,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,988.40 : 81,406.08 = 32,131.44 : x
  2. Step 2: Convert to fraction form
    58,988.40/81,406.08 = 32,131.44/x
  3. Step 3: Cross multiply
    58,988.40x = 81,406.08 × 32,131.44
  4. Step 4: Simplify right side
    58,988.40x = 2,615,694,575.16
  5. Step 5: Solve for x
    x = 2,615,694,575.16/58,988.40
  6. Step 6: Final answer
    x = 44,342.52

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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.