Home / 82,862.40-124,225.56-32,921.04

Finding the Fourth Proportional to 82,862.40, 124,225.56 and 32,921.04

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Solution

The fourth proportional to 82,862.40, 124,225.56 and 32,921.04 is: 49,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862.40 : 124,225.56 = 32,921.04 : x
  2. Step 2: Convert to fraction form
    82,862.40/124,225.56 = 32,921.04/x
  3. Step 3: Cross multiply
    82,862.40x = 124,225.56 × 32,921.04
  4. Step 4: Simplify right side
    82,862.40x = 4,089,634,629.78
  5. Step 5: Solve for x
    x = 4,089,634,629.78/82,862.40
  6. Step 6: Final answer
    x = 49,354.53

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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.