Home / 76,250.88-105,236.52-44,429.76

Finding the Fourth Proportional to 76,250.88, 105,236.52 and 44,429.76

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Solution

The fourth proportional to 76,250.88, 105,236.52 and 44,429.76 is: 61,319.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,250.88 : 105,236.52 = 44,429.76 : x
  2. Step 2: Convert to fraction form
    76,250.88/105,236.52 = 44,429.76/x
  3. Step 3: Cross multiply
    76,250.88x = 105,236.52 × 44,429.76
  4. Step 4: Simplify right side
    76,250.88x = 4,675,633,326.84
  5. Step 5: Solve for x
    x = 4,675,633,326.84/76,250.88
  6. Step 6: Final answer
    x = 61,319.07

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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.