Home / 76,233.45-105,203.68-44,404.40

Finding the Fourth Proportional to 76,233.45, 105,203.68 and 44,404.40

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Solution

The fourth proportional to 76,233.45, 105,203.68 and 44,404.40 is: 61,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233.45 : 105,203.68 = 44,404.40 : x
  2. Step 2: Convert to fraction form
    76,233.45/105,203.68 = 44,404.40/x
  3. Step 3: Cross multiply
    76,233.45x = 105,203.68 × 44,404.40
  4. Step 4: Simplify right side
    76,233.45x = 4,671,505,874.68
  5. Step 5: Solve for x
    x = 4,671,505,874.68/76,233.45
  6. Step 6: Final answer
    x = 61,278.95

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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.