Home / 55,877.01-83,797.68-18,430.08

Finding the Fourth Proportional to 55,877.01, 83,797.68 and 18,430.08

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Solution

The fourth proportional to 55,877.01, 83,797.68 and 18,430.08 is: 27,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,877.01 : 83,797.68 = 18,430.08 : x
  2. Step 2: Convert to fraction form
    55,877.01/83,797.68 = 18,430.08/x
  3. Step 3: Cross multiply
    55,877.01x = 83,797.68 × 18,430.08
  4. Step 4: Simplify right side
    55,877.01x = 1,544,397,946.21
  5. Step 5: Solve for x
    x = 1,544,397,946.21/55,877.01
  6. Step 6: Final answer
    x = 27,639.24

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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.