Home / 159,851.07-220,596.30-88,231.16

Finding the Fourth Proportional to 159,851.07, 220,596.30 and 88,231.16

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Solution

The fourth proportional to 159,851.07, 220,596.30 and 88,231.16 is: 121,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,851.07 : 220,596.30 = 88,231.16 : x
  2. Step 2: Convert to fraction form
    159,851.07/220,596.30 = 88,231.16/x
  3. Step 3: Cross multiply
    159,851.07x = 220,596.30 × 88,231.16
  4. Step 4: Simplify right side
    159,851.07x = 19,463,466,337.73
  5. Step 5: Solve for x
    x = 19,463,466,337.73/159,851.07
  6. Step 6: Final answer
    x = 121,760.00

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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.