Home / 48,458.58-72,697.94-20,362.12

Finding the Fourth Proportional to 48,458.58, 72,697.94 and 20,362.12

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Solution

The fourth proportional to 48,458.58, 72,697.94 and 20,362.12 is: 30,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458.58 : 72,697.94 = 20,362.12 : x
  2. Step 2: Convert to fraction form
    48,458.58/72,697.94 = 20,362.12/x
  3. Step 3: Cross multiply
    48,458.58x = 72,697.94 × 20,362.12
  4. Step 4: Simplify right side
    48,458.58x = 1,480,284,178.03
  5. Step 5: Solve for x
    x = 1,480,284,178.03/48,458.58
  6. Step 6: Final answer
    x = 30,547.41

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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.