Home / 90,857.32-136,276.40-24,304.17

Finding the Fourth Proportional to 90,857.32, 136,276.40 and 24,304.17

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Solution

The fourth proportional to 90,857.32, 136,276.40 and 24,304.17 is: 36,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,857.32 : 136,276.40 = 24,304.17 : x
  2. Step 2: Convert to fraction form
    90,857.32/136,276.40 = 24,304.17/x
  3. Step 3: Cross multiply
    90,857.32x = 136,276.40 × 24,304.17
  4. Step 4: Simplify right side
    90,857.32x = 3,312,083,989.69
  5. Step 5: Solve for x
    x = 3,312,083,989.69/90,857.32
  6. Step 6: Final answer
    x = 36,453.68

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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.