Home / 36,118.95-54,133.29-17,395.50

Finding the Fourth Proportional to 36,118.95, 54,133.29 and 17,395.50

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Solution

The fourth proportional to 36,118.95, 54,133.29 and 17,395.50 is: 26,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,118.95 : 54,133.29 = 17,395.50 : x
  2. Step 2: Convert to fraction form
    36,118.95/54,133.29 = 17,395.50/x
  3. Step 3: Cross multiply
    36,118.95x = 54,133.29 × 17,395.50
  4. Step 4: Simplify right side
    36,118.95x = 941,675,646.20
  5. Step 5: Solve for x
    x = 941,675,646.20/36,118.95
  6. Step 6: Final answer
    x = 26,071.51

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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.