Home / 149,877.69-223,723.14-130,960.50

Finding the Fourth Proportional to 149,877.69, 223,723.14 and 130,960.50

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Solution

The fourth proportional to 149,877.69, 223,723.14 and 130,960.50 is: 195,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,877.69 : 223,723.14 = 130,960.50 : x
  2. Step 2: Convert to fraction form
    149,877.69/223,723.14 = 130,960.50/x
  3. Step 3: Cross multiply
    149,877.69x = 223,723.14 × 130,960.50
  4. Step 4: Simplify right side
    149,877.69x = 29,298,894,275.97
  5. Step 5: Solve for x
    x = 29,298,894,275.97/149,877.69
  6. Step 6: Final answer
    x = 195,485.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.