Home / 77,404.60-115,953.30-44,534.20

Finding the Fourth Proportional to 77,404.60, 115,953.30 and 44,534.20

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Solution

The fourth proportional to 77,404.60, 115,953.30 and 44,534.20 is: 66,712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,404.60 : 115,953.30 = 44,534.20 : x
  2. Step 2: Convert to fraction form
    77,404.60/115,953.30 = 44,534.20/x
  3. Step 3: Cross multiply
    77,404.60x = 115,953.30 × 44,534.20
  4. Step 4: Simplify right side
    77,404.60x = 5,163,887,452.86
  5. Step 5: Solve for x
    x = 5,163,887,452.86/77,404.60
  6. Step 6: Final answer
    x = 66,712.93

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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.