Home / 77,026.70-115,544.15-24,440.30

Finding the Fourth Proportional to 77,026.70, 115,544.15 and 24,440.30

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Solution

The fourth proportional to 77,026.70, 115,544.15 and 24,440.30 is: 36,661.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,026.70 : 115,544.15 = 24,440.30 : x
  2. Step 2: Convert to fraction form
    77,026.70/115,544.15 = 24,440.30/x
  3. Step 3: Cross multiply
    77,026.70x = 115,544.15 × 24,440.30
  4. Step 4: Simplify right side
    77,026.70x = 2,823,933,689.25
  5. Step 5: Solve for x
    x = 2,823,933,689.25/77,026.70
  6. Step 6: Final answer
    x = 36,661.75

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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.