Home / 82,895.13-114,412.92-48,890.93

Finding the Fourth Proportional to 82,895.13, 114,412.92 and 48,890.93

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Solution

The fourth proportional to 82,895.13, 114,412.92 and 48,890.93 is: 67,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,895.13 : 114,412.92 = 48,890.93 : x
  2. Step 2: Convert to fraction form
    82,895.13/114,412.92 = 48,890.93/x
  3. Step 3: Cross multiply
    82,895.13x = 114,412.92 × 48,890.93
  4. Step 4: Simplify right side
    82,895.13x = 5,593,754,062.82
  5. Step 5: Solve for x
    x = 5,593,754,062.82/82,895.13
  6. Step 6: Final answer
    x = 67,479.89

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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.