Home / 149,266.40-223,858.02-49,434.38

Finding the Fourth Proportional to 149,266.40, 223,858.02 and 49,434.38

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Solution

The fourth proportional to 149,266.40, 223,858.02 and 49,434.38 is: 74,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,266.40 : 223,858.02 = 49,434.38 : x
  2. Step 2: Convert to fraction form
    149,266.40/223,858.02 = 49,434.38/x
  3. Step 3: Cross multiply
    149,266.40x = 223,858.02 × 49,434.38
  4. Step 4: Simplify right side
    149,266.40x = 11,066,282,426.73
  5. Step 5: Solve for x
    x = 11,066,282,426.73/149,266.40
  6. Step 6: Final answer
    x = 74,137.80

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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.