Home / 48,552.62-72,798.55-20,458.17

Finding the Fourth Proportional to 48,552.62, 72,798.55 and 20,458.17

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Solution

The fourth proportional to 48,552.62, 72,798.55 and 20,458.17 is: 30,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,552.62 : 72,798.55 = 20,458.17 : x
  2. Step 2: Convert to fraction form
    48,552.62/72,798.55 = 20,458.17/x
  3. Step 3: Cross multiply
    48,552.62x = 72,798.55 × 20,458.17
  4. Step 4: Simplify right side
    48,552.62x = 1,489,325,060.51
  5. Step 5: Solve for x
    x = 1,489,325,060.51/48,552.62
  6. Step 6: Final answer
    x = 30,674.46

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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.