Home / 86,278.85-119,064.57-48,553.10

Finding the Fourth Proportional to 86,278.85, 119,064.57 and 48,553.10

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Solution

The fourth proportional to 86,278.85, 119,064.57 and 48,553.10 is: 67,003.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,278.85 : 119,064.57 = 48,553.10 : x
  2. Step 2: Convert to fraction form
    86,278.85/119,064.57 = 48,553.10/x
  3. Step 3: Cross multiply
    86,278.85x = 119,064.57 × 48,553.10
  4. Step 4: Simplify right side
    86,278.85x = 5,780,953,973.67
  5. Step 5: Solve for x
    x = 5,780,953,973.67/86,278.85
  6. Step 6: Final answer
    x = 67,003.14

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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.