Home / 130,419.52-195,629.28-36,926.08

Finding the Fourth Proportional to 130,419.52, 195,629.28 and 36,926.08

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Solution

The fourth proportional to 130,419.52, 195,629.28 and 36,926.08 is: 55,389.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,419.52 : 195,629.28 = 36,926.08 : x
  2. Step 2: Convert to fraction form
    130,419.52/195,629.28 = 36,926.08/x
  3. Step 3: Cross multiply
    130,419.52x = 195,629.28 × 36,926.08
  4. Step 4: Simplify right side
    130,419.52x = 7,223,822,443.62
  5. Step 5: Solve for x
    x = 7,223,822,443.62/130,419.52
  6. Step 6: Final answer
    x = 55,389.12

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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.