Home / 86,994.10-120,060.28-48,760.14

Finding the Fourth Proportional to 86,994.10, 120,060.28 and 48,760.14

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Solution

The fourth proportional to 86,994.10, 120,060.28 and 48,760.14 is: 67,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,994.10 : 120,060.28 = 48,760.14 : x
  2. Step 2: Convert to fraction form
    86,994.10/120,060.28 = 48,760.14/x
  3. Step 3: Cross multiply
    86,994.10x = 120,060.28 × 48,760.14
  4. Step 4: Simplify right side
    86,994.10x = 5,854,156,122.19
  5. Step 5: Solve for x
    x = 5,854,156,122.19/86,994.10
  6. Step 6: Final answer
    x = 67,293.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.