Home / 130,042.13-195,063.19-36,547.88

Finding the Fourth Proportional to 130,042.13, 195,063.19 and 36,547.88

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Solution

The fourth proportional to 130,042.13, 195,063.19 and 36,547.88 is: 54,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,042.13 : 195,063.19 = 36,547.88 : x
  2. Step 2: Convert to fraction form
    130,042.13/195,063.19 = 36,547.88/x
  3. Step 3: Cross multiply
    130,042.13x = 195,063.19 × 36,547.88
  4. Step 4: Simplify right side
    130,042.13x = 7,129,144,993.85
  5. Step 5: Solve for x
    x = 7,129,144,993.85/130,042.13
  6. Step 6: Final answer
    x = 54,821.81

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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.