Home / 48,723.60-73,085.40-31,008.90

Finding the Fourth Proportional to 48,723.60, 73,085.40 and 31,008.90

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Solution

The fourth proportional to 48,723.60, 73,085.40 and 31,008.90 is: 46,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,723.60 : 73,085.40 = 31,008.90 : x
  2. Step 2: Convert to fraction form
    48,723.60/73,085.40 = 31,008.90/x
  3. Step 3: Cross multiply
    48,723.60x = 73,085.40 × 31,008.90
  4. Step 4: Simplify right side
    48,723.60x = 2,266,297,860.06
  5. Step 5: Solve for x
    x = 2,266,297,860.06/48,723.60
  6. Step 6: Final answer
    x = 46,513.35

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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.