Home / 94,452.80-141,679.20-72,334.40

Finding the Fourth Proportional to 94,452.80, 141,679.20 and 72,334.40

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Solution

The fourth proportional to 94,452.80, 141,679.20 and 72,334.40 is: 108,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,452.80 : 141,679.20 = 72,334.40 : x
  2. Step 2: Convert to fraction form
    94,452.80/141,679.20 = 72,334.40/x
  3. Step 3: Cross multiply
    94,452.80x = 141,679.20 × 72,334.40
  4. Step 4: Simplify right side
    94,452.80x = 10,248,279,924.48
  5. Step 5: Solve for x
    x = 10,248,279,924.48/94,452.80
  6. Step 6: Final answer
    x = 108,501.60

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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.