Home / 55,412.68-83,101.40-17,963.96

Finding the Fourth Proportional to 55,412.68, 83,101.40 and 17,963.96

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Solution

The fourth proportional to 55,412.68, 83,101.40 and 17,963.96 is: 26,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.68 : 83,101.40 = 17,963.96 : x
  2. Step 2: Convert to fraction form
    55,412.68/83,101.40 = 17,963.96/x
  3. Step 3: Cross multiply
    55,412.68x = 83,101.40 × 17,963.96
  4. Step 4: Simplify right side
    55,412.68x = 1,492,830,225.54
  5. Step 5: Solve for x
    x = 1,492,830,225.54/55,412.68
  6. Step 6: Final answer
    x = 26,940.23

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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.