Home / 158,779.74-238,120.36-53,574.10

Finding the Fourth Proportional to 158,779.74, 238,120.36 and 53,574.10

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Solution

The fourth proportional to 158,779.74, 238,120.36 and 53,574.10 is: 80,344.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,779.74 : 238,120.36 = 53,574.10 : x
  2. Step 2: Convert to fraction form
    158,779.74/238,120.36 = 53,574.10/x
  3. Step 3: Cross multiply
    158,779.74x = 238,120.36 × 53,574.10
  4. Step 4: Simplify right side
    158,779.74x = 12,757,083,978.68
  5. Step 5: Solve for x
    x = 12,757,083,978.68/158,779.74
  6. Step 6: Final answer
    x = 80,344.53

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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.