Home / 89,433.22-134,156.04-30,248.88

Finding the Fourth Proportional to 89,433.22, 134,156.04 and 30,248.88

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Solution

The fourth proportional to 89,433.22, 134,156.04 and 30,248.88 is: 45,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,433.22 : 134,156.04 = 30,248.88 : x
  2. Step 2: Convert to fraction form
    89,433.22/134,156.04 = 30,248.88/x
  3. Step 3: Cross multiply
    89,433.22x = 134,156.04 × 30,248.88
  4. Step 4: Simplify right side
    89,433.22x = 4,058,069,803.99
  5. Step 5: Solve for x
    x = 4,058,069,803.99/89,433.22
  6. Step 6: Final answer
    x = 45,375.42

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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.