Home / 48,485.20-72,689.40-26,597.20

Finding the Fourth Proportional to 48,485.20, 72,689.40 and 26,597.20

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Solution

The fourth proportional to 48,485.20, 72,689.40 and 26,597.20 is: 39,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,485.20 : 72,689.40 = 26,597.20 : x
  2. Step 2: Convert to fraction form
    48,485.20/72,689.40 = 26,597.20/x
  3. Step 3: Cross multiply
    48,485.20x = 72,689.40 × 26,597.20
  4. Step 4: Simplify right side
    48,485.20x = 1,933,334,509.68
  5. Step 5: Solve for x
    x = 1,933,334,509.68/48,485.20
  6. Step 6: Final answer
    x = 39,874.74

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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.