Home / 76,168.17-114,278.18-39,206.25

Finding the Fourth Proportional to 76,168.17, 114,278.18 and 39,206.25

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Solution

The fourth proportional to 76,168.17, 114,278.18 and 39,206.25 is: 58,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,168.17 : 114,278.18 = 39,206.25 : x
  2. Step 2: Convert to fraction form
    76,168.17/114,278.18 = 39,206.25/x
  3. Step 3: Cross multiply
    76,168.17x = 114,278.18 × 39,206.25
  4. Step 4: Simplify right side
    76,168.17x = 4,480,418,698.59
  5. Step 5: Solve for x
    x = 4,480,418,698.59/76,168.17
  6. Step 6: Final answer
    x = 58,822.72

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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.