Home / 83,181.24-114,788.28-45,455.76

Finding the Fourth Proportional to 83,181.24, 114,788.28 and 45,455.76

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Solution

The fourth proportional to 83,181.24, 114,788.28 and 45,455.76 is: 62,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,181.24 : 114,788.28 = 45,455.76 : x
  2. Step 2: Convert to fraction form
    83,181.24/114,788.28 = 45,455.76/x
  3. Step 3: Cross multiply
    83,181.24x = 114,788.28 × 45,455.76
  4. Step 4: Simplify right side
    83,181.24x = 5,217,788,506.49
  5. Step 5: Solve for x
    x = 5,217,788,506.49/83,181.24
  6. Step 6: Final answer
    x = 62,727.95

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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.