Home / 130,204.38-195,321-41,437.32

Finding the Fourth Proportional to 130,204.38, 195,321 and 41,437.32

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Solution

The fourth proportional to 130,204.38, 195,321 and 41,437.32 is: 62,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,204.38 : 195,321 = 41,437.32 : x
  2. Step 2: Convert to fraction form
    130,204.38/195,321 = 41,437.32/x
  3. Step 3: Cross multiply
    130,204.38x = 195,321 × 41,437.32
  4. Step 4: Simplify right side
    130,204.38x = 8,093,578,779.72
  5. Step 5: Solve for x
    x = 8,093,578,779.72/130,204.38
  6. Step 6: Final answer
    x = 62,160.57

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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.