Home / 62,112.68-92,988.36-55,701.20

Finding the Fourth Proportional to 62,112.68, 92,988.36 and 55,701.20

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Solution

The fourth proportional to 62,112.68, 92,988.36 and 55,701.20 is: 83,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,112.68 : 92,988.36 = 55,701.20 : x
  2. Step 2: Convert to fraction form
    62,112.68/92,988.36 = 55,701.20/x
  3. Step 3: Cross multiply
    62,112.68x = 92,988.36 × 55,701.20
  4. Step 4: Simplify right side
    62,112.68x = 5,179,563,238.03
  5. Step 5: Solve for x
    x = 5,179,563,238.03/62,112.68
  6. Step 6: Final answer
    x = 83,389.79

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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.