Home / 76,229.52-105,196.68-44,419.92

Finding the Fourth Proportional to 76,229.52, 105,196.68 and 44,419.92

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Solution

The fourth proportional to 76,229.52, 105,196.68 and 44,419.92 is: 61,299.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,229.52 : 105,196.68 = 44,419.92 : x
  2. Step 2: Convert to fraction form
    76,229.52/105,196.68 = 44,419.92/x
  3. Step 3: Cross multiply
    76,229.52x = 105,196.68 × 44,419.92
  4. Step 4: Simplify right side
    76,229.52x = 4,672,828,109.87
  5. Step 5: Solve for x
    x = 4,672,828,109.87/76,229.52
  6. Step 6: Final answer
    x = 61,299.46

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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.