Home / 161,652.36-223,087.17-90,032.40

Finding the Fourth Proportional to 161,652.36, 223,087.17 and 90,032.40

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Solution

The fourth proportional to 161,652.36, 223,087.17 and 90,032.40 is: 124,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,652.36 : 223,087.17 = 90,032.40 : x
  2. Step 2: Convert to fraction form
    161,652.36/223,087.17 = 90,032.40/x
  3. Step 3: Cross multiply
    161,652.36x = 223,087.17 × 90,032.40
  4. Step 4: Simplify right side
    161,652.36x = 20,085,073,324.31
  5. Step 5: Solve for x
    x = 20,085,073,324.31/161,652.36
  6. Step 6: Final answer
    x = 124,248.56

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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.