Home / 146,574.72-202,273.92-90,023.04

Finding the Fourth Proportional to 146,574.72, 202,273.92 and 90,023.04

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Solution

The fourth proportional to 146,574.72, 202,273.92 and 90,023.04 is: 124,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,574.72 : 202,273.92 = 90,023.04 : x
  2. Step 2: Convert to fraction form
    146,574.72/202,273.92 = 90,023.04/x
  3. Step 3: Cross multiply
    146,574.72x = 202,273.92 × 90,023.04
  4. Step 4: Simplify right side
    146,574.72x = 18,209,313,191.12
  5. Step 5: Solve for x
    x = 18,209,313,191.12/146,574.72
  6. Step 6: Final answer
    x = 124,232.29

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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.