Home / 101,181.69-151,779.89-38,852.19

Finding the Fourth Proportional to 101,181.69, 151,779.89 and 38,852.19

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Solution

The fourth proportional to 101,181.69, 151,779.89 and 38,852.19 is: 58,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,181.69 : 151,779.89 = 38,852.19 : x
  2. Step 2: Convert to fraction form
    101,181.69/151,779.89 = 38,852.19/x
  3. Step 3: Cross multiply
    101,181.69x = 151,779.89 × 38,852.19
  4. Step 4: Simplify right side
    101,181.69x = 5,896,981,124.46
  5. Step 5: Solve for x
    x = 5,896,981,124.46/101,181.69
  6. Step 6: Final answer
    x = 58,281.11

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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.