Home / 68,814.20-95,009.28-52,870.16

Finding the Fourth Proportional to 68,814.20, 95,009.28 and 52,870.16

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Solution

The fourth proportional to 68,814.20, 95,009.28 and 52,870.16 is: 72,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,814.20 : 95,009.28 = 52,870.16 : x
  2. Step 2: Convert to fraction form
    68,814.20/95,009.28 = 52,870.16/x
  3. Step 3: Cross multiply
    68,814.20x = 95,009.28 × 52,870.16
  4. Step 4: Simplify right side
    68,814.20x = 5,023,155,835.08
  5. Step 5: Solve for x
    x = 5,023,155,835.08/68,814.20
  6. Step 6: Final answer
    x = 72,995.92

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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.