Home / 48,608.16-72,868.40-17,436.08

Finding the Fourth Proportional to 48,608.16, 72,868.40 and 17,436.08

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Solution

The fourth proportional to 48,608.16, 72,868.40 and 17,436.08 is: 26,138.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,608.16 : 72,868.40 = 17,436.08 : x
  2. Step 2: Convert to fraction form
    48,608.16/72,868.40 = 17,436.08/x
  3. Step 3: Cross multiply
    48,608.16x = 72,868.40 × 17,436.08
  4. Step 4: Simplify right side
    48,608.16x = 1,270,539,251.87
  5. Step 5: Solve for x
    x = 1,270,539,251.87/48,608.16
  6. Step 6: Final answer
    x = 26,138.39

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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.