Home / 38,662.20-57,530.16-38,530.98

Finding the Fourth Proportional to 38,662.20, 57,530.16 and 38,530.98

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Solution

The fourth proportional to 38,662.20, 57,530.16 and 38,530.98 is: 57,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,662.20 : 57,530.16 = 38,530.98 : x
  2. Step 2: Convert to fraction form
    38,662.20/57,530.16 = 38,530.98/x
  3. Step 3: Cross multiply
    38,662.20x = 57,530.16 × 38,530.98
  4. Step 4: Simplify right side
    38,662.20x = 2,216,693,444.36
  5. Step 5: Solve for x
    x = 2,216,693,444.36/38,662.20
  6. Step 6: Final answer
    x = 57,334.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.