Home / 57,088.38-78,857.26-43,823.55

Finding the Fourth Proportional to 57,088.38, 78,857.26 and 43,823.55

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Solution

The fourth proportional to 57,088.38, 78,857.26 and 43,823.55 is: 60,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,088.38 : 78,857.26 = 43,823.55 : x
  2. Step 2: Convert to fraction form
    57,088.38/78,857.26 = 43,823.55/x
  3. Step 3: Cross multiply
    57,088.38x = 78,857.26 × 43,823.55
  4. Step 4: Simplify right side
    57,088.38x = 3,455,805,076.47
  5. Step 5: Solve for x
    x = 3,455,805,076.47/57,088.38
  6. Step 6: Final answer
    x = 60,534.30

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1.5x scale

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.