Home / 83,938.88-115,835.28-46,213.10

Finding the Fourth Proportional to 83,938.88, 115,835.28 and 46,213.10

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Solution

The fourth proportional to 83,938.88, 115,835.28 and 46,213.10 is: 63,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,938.88 : 115,835.28 = 46,213.10 : x
  2. Step 2: Convert to fraction form
    83,938.88/115,835.28 = 46,213.10/x
  3. Step 3: Cross multiply
    83,938.88x = 115,835.28 × 46,213.10
  4. Step 4: Simplify right side
    83,938.88x = 5,353,107,378.17
  5. Step 5: Solve for x
    x = 5,353,107,378.17/83,938.88
  6. Step 6: Final answer
    x = 63,773.87

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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.