Home / 83,720.10-125,578.50-24,554.46

Finding the Fourth Proportional to 83,720.10, 125,578.50 and 24,554.46

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Solution

The fourth proportional to 83,720.10, 125,578.50 and 24,554.46 is: 36,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,720.10 : 125,578.50 = 24,554.46 : x
  2. Step 2: Convert to fraction form
    83,720.10/125,578.50 = 24,554.46/x
  3. Step 3: Cross multiply
    83,720.10x = 125,578.50 × 24,554.46
  4. Step 4: Simplify right side
    83,720.10x = 3,083,512,255.11
  5. Step 5: Solve for x
    x = 3,083,512,255.11/83,720.10
  6. Step 6: Final answer
    x = 36,831.21

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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.