Home / 77,124.55-115,695.33-24,521.73

Finding the Fourth Proportional to 77,124.55, 115,695.33 and 24,521.73

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Solution

The fourth proportional to 77,124.55, 115,695.33 and 24,521.73 is: 36,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,124.55 : 115,695.33 = 24,521.73 : x
  2. Step 2: Convert to fraction form
    77,124.55/115,695.33 = 24,521.73/x
  3. Step 3: Cross multiply
    77,124.55x = 115,695.33 × 24,521.73
  4. Step 4: Simplify right side
    77,124.55x = 2,837,049,644.52
  5. Step 5: Solve for x
    x = 2,837,049,644.52/77,124.55
  6. Step 6: Final answer
    x = 36,785.30

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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.