Home / 89,895.40-134,859.30-37,310.20

Finding the Fourth Proportional to 89,895.40, 134,859.30 and 37,310.20

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Solution

The fourth proportional to 89,895.40, 134,859.30 and 37,310.20 is: 55,972.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,895.40 : 134,859.30 = 37,310.20 : x
  2. Step 2: Convert to fraction form
    89,895.40/134,859.30 = 37,310.20/x
  3. Step 3: Cross multiply
    89,895.40x = 134,859.30 × 37,310.20
  4. Step 4: Simplify right side
    89,895.40x = 5,031,627,454.86
  5. Step 5: Solve for x
    x = 5,031,627,454.86/89,895.40
  6. Step 6: Final answer
    x = 55,972.02

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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.