Home / 55,528.71-83,301.69-18,079.98

Finding the Fourth Proportional to 55,528.71, 83,301.69 and 18,079.98

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Solution

The fourth proportional to 55,528.71, 83,301.69 and 18,079.98 is: 27,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,528.71 : 83,301.69 = 18,079.98 : x
  2. Step 2: Convert to fraction form
    55,528.71/83,301.69 = 18,079.98/x
  3. Step 3: Cross multiply
    55,528.71x = 83,301.69 × 18,079.98
  4. Step 4: Simplify right side
    55,528.71x = 1,506,092,889.17
  5. Step 5: Solve for x
    x = 1,506,092,889.17/55,528.71
  6. Step 6: Final answer
    x = 27,122.78

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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.