Home / 57,095.57-78,867.18-43,830.74

Finding the Fourth Proportional to 57,095.57, 78,867.18 and 43,830.74

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Solution

The fourth proportional to 57,095.57, 78,867.18 and 43,830.74 is: 60,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,095.57 : 78,867.18 = 43,830.74 : x
  2. Step 2: Convert to fraction form
    57,095.57/78,867.18 = 43,830.74/x
  3. Step 3: Cross multiply
    57,095.57x = 78,867.18 × 43,830.74
  4. Step 4: Simplify right side
    57,095.57x = 3,456,806,466.78
  5. Step 5: Solve for x
    x = 3,456,806,466.78/57,095.57
  6. Step 6: Final answer
    x = 60,544.22

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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.