Home / 53,188.21-73,400.18-29,314.95

Finding the Fourth Proportional to 53,188.21, 73,400.18 and 29,314.95

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Solution

The fourth proportional to 53,188.21, 73,400.18 and 29,314.95 is: 40,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,188.21 : 73,400.18 = 29,314.95 : x
  2. Step 2: Convert to fraction form
    53,188.21/73,400.18 = 29,314.95/x
  3. Step 3: Cross multiply
    53,188.21x = 73,400.18 × 29,314.95
  4. Step 4: Simplify right side
    53,188.21x = 2,151,722,423.19
  5. Step 5: Solve for x
    x = 2,151,722,423.19/53,188.21
  6. Step 6: Final answer
    x = 40,454.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.