Home / 38,076.12-56,989.92-34,438.68

Finding the Fourth Proportional to 38,076.12, 56,989.92 and 34,438.68

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Solution

The fourth proportional to 38,076.12, 56,989.92 and 34,438.68 is: 51,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,076.12 : 56,989.92 = 34,438.68 : x
  2. Step 2: Convert to fraction form
    38,076.12/56,989.92 = 34,438.68/x
  3. Step 3: Cross multiply
    38,076.12x = 56,989.92 × 34,438.68
  4. Step 4: Simplify right side
    38,076.12x = 1,962,657,618.11
  5. Step 5: Solve for x
    x = 1,962,657,618.11/38,076.12
  6. Step 6: Final answer
    x = 51,545.63

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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.