Home / 104,983.19-157,565.78-55,098.53

Finding the Fourth Proportional to 104,983.19, 157,565.78 and 55,098.53

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Solution

The fourth proportional to 104,983.19, 157,565.78 and 55,098.53 is: 82,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,983.19 : 157,565.78 = 55,098.53 : x
  2. Step 2: Convert to fraction form
    104,983.19/157,565.78 = 55,098.53/x
  3. Step 3: Cross multiply
    104,983.19x = 157,565.78 × 55,098.53
  4. Step 4: Simplify right side
    104,983.19x = 8,681,642,580.81
  5. Step 5: Solve for x
    x = 8,681,642,580.81/104,983.19
  6. Step 6: Final answer
    x = 82,695.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.