Home / 86,807.27-119,796.29-48,565.55

Finding the Fourth Proportional to 86,807.27, 119,796.29 and 48,565.55

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Solution

The fourth proportional to 86,807.27, 119,796.29 and 48,565.55 is: 67,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,807.27 : 119,796.29 = 48,565.55 : x
  2. Step 2: Convert to fraction form
    86,807.27/119,796.29 = 48,565.55/x
  3. Step 3: Cross multiply
    86,807.27x = 119,796.29 × 48,565.55
  4. Step 4: Simplify right side
    86,807.27x = 5,817,972,711.81
  5. Step 5: Solve for x
    x = 5,817,972,711.81/86,807.27
  6. Step 6: Final answer
    x = 67,021.72

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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.