Home / 57,665.36-79,533.42-36,436.88

Finding the Fourth Proportional to 57,665.36, 79,533.42 and 36,436.88

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Solution

The fourth proportional to 57,665.36, 79,533.42 and 36,436.88 is: 50,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,665.36 : 79,533.42 = 36,436.88 : x
  2. Step 2: Convert to fraction form
    57,665.36/79,533.42 = 36,436.88/x
  3. Step 3: Cross multiply
    57,665.36x = 79,533.42 × 36,436.88
  4. Step 4: Simplify right side
    57,665.36x = 2,897,949,680.53
  5. Step 5: Solve for x
    x = 2,897,949,680.53/57,665.36
  6. Step 6: Final answer
    x = 50,254.60

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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.