Home / 55,358.10-83,050.34-17,918.18

Finding the Fourth Proportional to 55,358.10, 83,050.34 and 17,918.18

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Solution

The fourth proportional to 55,358.10, 83,050.34 and 17,918.18 is: 26,881.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358.10 : 83,050.34 = 17,918.18 : x
  2. Step 2: Convert to fraction form
    55,358.10/83,050.34 = 17,918.18/x
  3. Step 3: Cross multiply
    55,358.10x = 83,050.34 × 17,918.18
  4. Step 4: Simplify right side
    55,358.10x = 1,488,110,436.34
  5. Step 5: Solve for x
    x = 1,488,110,436.34/55,358.10
  6. Step 6: Final answer
    x = 26,881.53

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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.