Home / 233,851.12-350,779.92-76,080.40

Finding the Fourth Proportional to 233,851.12, 350,779.92 and 76,080.40

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Solution

The fourth proportional to 233,851.12, 350,779.92 and 76,080.40 is: 114,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,851.12 : 350,779.92 = 76,080.40 : x
  2. Step 2: Convert to fraction form
    233,851.12/350,779.92 = 76,080.40/x
  3. Step 3: Cross multiply
    233,851.12x = 350,779.92 × 76,080.40
  4. Step 4: Simplify right side
    233,851.12x = 26,687,476,625.57
  5. Step 5: Solve for x
    x = 26,687,476,625.57/233,851.12
  6. Step 6: Final answer
    x = 114,121.65

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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.