Home / 76,656.24-105,785.52-44,818.80

Finding the Fourth Proportional to 76,656.24, 105,785.52 and 44,818.80

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Solution

The fourth proportional to 76,656.24, 105,785.52 and 44,818.80 is: 61,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,656.24 : 105,785.52 = 44,818.80 : x
  2. Step 2: Convert to fraction form
    76,656.24/105,785.52 = 44,818.80/x
  3. Step 3: Cross multiply
    76,656.24x = 105,785.52 × 44,818.80
  4. Step 4: Simplify right side
    76,656.24x = 4,741,180,063.78
  5. Step 5: Solve for x
    x = 4,741,180,063.78/76,656.24
  6. Step 6: Final answer
    x = 61,849.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.