Home / 84,518.88-126,804.85-50,823.69

Finding the Fourth Proportional to 84,518.88, 126,804.85 and 50,823.69

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Solution

The fourth proportional to 84,518.88, 126,804.85 and 50,823.69 is: 76,251.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,518.88 : 126,804.85 = 50,823.69 : x
  2. Step 2: Convert to fraction form
    84,518.88/126,804.85 = 50,823.69/x
  3. Step 3: Cross multiply
    84,518.88x = 126,804.85 × 50,823.69
  4. Step 4: Simplify right side
    84,518.88x = 6,444,690,386.90
  5. Step 5: Solve for x
    x = 6,444,690,386.90/84,518.88
  6. Step 6: Final answer
    x = 76,251.49

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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.