Home / 83,038.40-124,557.60-23,868.80

Finding the Fourth Proportional to 83,038.40, 124,557.60 and 23,868.80

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Solution

The fourth proportional to 83,038.40, 124,557.60 and 23,868.80 is: 35,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,038.40 : 124,557.60 = 23,868.80 : x
  2. Step 2: Convert to fraction form
    83,038.40/124,557.60 = 23,868.80/x
  3. Step 3: Cross multiply
    83,038.40x = 124,557.60 × 23,868.80
  4. Step 4: Simplify right side
    83,038.40x = 2,973,040,442.88
  5. Step 5: Solve for x
    x = 2,973,040,442.88/83,038.40
  6. Step 6: Final answer
    x = 35,803.20

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1.5x scale

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.