Home / 49,344.14-74,023.98-21,272.18

Finding the Fourth Proportional to 49,344.14, 74,023.98 and 21,272.18

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Solution

The fourth proportional to 49,344.14, 74,023.98 and 21,272.18 is: 31,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,344.14 : 74,023.98 = 21,272.18 : x
  2. Step 2: Convert to fraction form
    49,344.14/74,023.98 = 21,272.18/x
  3. Step 3: Cross multiply
    49,344.14x = 74,023.98 × 21,272.18
  4. Step 4: Simplify right side
    49,344.14x = 1,574,650,950.40
  5. Step 5: Solve for x
    x = 1,574,650,950.40/49,344.14
  6. Step 6: Final answer
    x = 31,911.61

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1.5x scale

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.