Home / 86,529.13-119,410.13-48,803.38

Finding the Fourth Proportional to 86,529.13, 119,410.13 and 48,803.38

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Solution

The fourth proportional to 86,529.13, 119,410.13 and 48,803.38 is: 67,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,529.13 : 119,410.13 = 48,803.38 : x
  2. Step 2: Convert to fraction form
    86,529.13/119,410.13 = 48,803.38/x
  3. Step 3: Cross multiply
    86,529.13x = 119,410.13 × 48,803.38
  4. Step 4: Simplify right side
    86,529.13x = 5,827,617,773.72
  5. Step 5: Solve for x
    x = 5,827,617,773.72/86,529.13
  6. Step 6: Final answer
    x = 67,348.63

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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.