Home / 158,779.93-238,242.66-68,850.22

Finding the Fourth Proportional to 158,779.93, 238,242.66 and 68,850.22

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Solution

The fourth proportional to 158,779.93, 238,242.66 and 68,850.22 is: 103,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,779.93 : 238,242.66 = 68,850.22 : x
  2. Step 2: Convert to fraction form
    158,779.93/238,242.66 = 68,850.22/x
  3. Step 3: Cross multiply
    158,779.93x = 238,242.66 × 68,850.22
  4. Step 4: Simplify right side
    158,779.93x = 16,403,059,554.39
  5. Step 5: Solve for x
    x = 16,403,059,554.39/158,779.93
  6. Step 6: Final answer
    x = 103,306.88

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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.