Home / 77,255.60-115,883.40-24,666.80

Finding the Fourth Proportional to 77,255.60, 115,883.40 and 24,666.80

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Solution

The fourth proportional to 77,255.60, 115,883.40 and 24,666.80 is: 37,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,255.60 : 115,883.40 = 24,666.80 : x
  2. Step 2: Convert to fraction form
    77,255.60/115,883.40 = 24,666.80/x
  3. Step 3: Cross multiply
    77,255.60x = 115,883.40 × 24,666.80
  4. Step 4: Simplify right side
    77,255.60x = 2,858,472,651.12
  5. Step 5: Solve for x
    x = 2,858,472,651.12/77,255.60
  6. Step 6: Final answer
    x = 37,000.20

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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.