Home / 123,585.64-185,399.98-60,449.34

Finding the Fourth Proportional to 123,585.64, 185,399.98 and 60,449.34

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Solution

The fourth proportional to 123,585.64, 185,399.98 and 60,449.34 is: 90,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,585.64 : 185,399.98 = 60,449.34 : x
  2. Step 2: Convert to fraction form
    123,585.64/185,399.98 = 60,449.34/x
  3. Step 3: Cross multiply
    123,585.64x = 185,399.98 × 60,449.34
  4. Step 4: Simplify right side
    123,585.64x = 11,207,306,427.01
  5. Step 5: Solve for x
    x = 11,207,306,427.01/123,585.64
  6. Step 6: Final answer
    x = 90,684.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.