Home / 101,181.19-151,779.14-38,851.69

Finding the Fourth Proportional to 101,181.19, 151,779.14 and 38,851.69

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Solution

The fourth proportional to 101,181.19, 151,779.14 and 38,851.69 is: 58,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,181.19 : 151,779.14 = 38,851.69 : x
  2. Step 2: Convert to fraction form
    101,181.19/151,779.14 = 38,851.69/x
  3. Step 3: Cross multiply
    101,181.19x = 151,779.14 × 38,851.69
  4. Step 4: Simplify right side
    101,181.19x = 5,896,875,667.73
  5. Step 5: Solve for x
    x = 5,896,875,667.73/101,181.19
  6. Step 6: Final answer
    x = 58,280.36

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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.