Home / 92,401.88-138,604.98-30,077.24

Finding the Fourth Proportional to 92,401.88, 138,604.98 and 30,077.24

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Solution

The fourth proportional to 92,401.88, 138,604.98 and 30,077.24 is: 45,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,401.88 : 138,604.98 = 30,077.24 : x
  2. Step 2: Convert to fraction form
    92,401.88/138,604.98 = 30,077.24/x
  3. Step 3: Cross multiply
    92,401.88x = 138,604.98 × 30,077.24
  4. Step 4: Simplify right side
    92,401.88x = 4,168,855,248.66
  5. Step 5: Solve for x
    x = 4,168,855,248.66/92,401.88
  6. Step 6: Final answer
    x = 45,116.56

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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.