Home / 153,016.12-227,986.25-144,421.54

Finding the Fourth Proportional to 153,016.12, 227,986.25 and 144,421.54

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Solution

The fourth proportional to 153,016.12, 227,986.25 and 144,421.54 is: 215,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,016.12 : 227,986.25 = 144,421.54 : x
  2. Step 2: Convert to fraction form
    153,016.12/227,986.25 = 144,421.54/x
  3. Step 3: Cross multiply
    153,016.12x = 227,986.25 × 144,421.54
  4. Step 4: Simplify right side
    153,016.12x = 32,926,125,323.83
  5. Step 5: Solve for x
    x = 32,926,125,323.83/153,016.12
  6. Step 6: Final answer
    x = 215,180.76

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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.