Home / 130,877.46-196,272.05-49,805.25

Finding the Fourth Proportional to 130,877.46, 196,272.05 and 49,805.25

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Solution

The fourth proportional to 130,877.46, 196,272.05 and 49,805.25 is: 74,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,877.46 : 196,272.05 = 49,805.25 : x
  2. Step 2: Convert to fraction form
    130,877.46/196,272.05 = 49,805.25/x
  3. Step 3: Cross multiply
    130,877.46x = 196,272.05 × 49,805.25
  4. Step 4: Simplify right side
    130,877.46x = 9,775,377,533.22
  5. Step 5: Solve for x
    x = 9,775,377,533.22/130,877.46
  6. Step 6: Final answer
    x = 74,691.07

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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.