Home / 130,057.12-195,063.52-36,541

Finding the Fourth Proportional to 130,057.12, 195,063.52 and 36,541

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Solution

The fourth proportional to 130,057.12, 195,063.52 and 36,541 is: 54,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,057.12 : 195,063.52 = 36,541 : x
  2. Step 2: Convert to fraction form
    130,057.12/195,063.52 = 36,541/x
  3. Step 3: Cross multiply
    130,057.12x = 195,063.52 × 36,541
  4. Step 4: Simplify right side
    130,057.12x = 7,127,816,084.32
  5. Step 5: Solve for x
    x = 7,127,816,084.32/130,057.12
  6. Step 6: Final answer
    x = 54,805.27

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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.