Home / 148,998.38-223,349.94-69,971.13

Finding the Fourth Proportional to 148,998.38, 223,349.94 and 69,971.13

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Solution

The fourth proportional to 148,998.38, 223,349.94 and 69,971.13 is: 104,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,998.38 : 223,349.94 = 69,971.13 : x
  2. Step 2: Convert to fraction form
    148,998.38/223,349.94 = 69,971.13/x
  3. Step 3: Cross multiply
    148,998.38x = 223,349.94 × 69,971.13
  4. Step 4: Simplify right side
    148,998.38x = 15,628,047,687.23
  5. Step 5: Solve for x
    x = 15,628,047,687.23/148,998.38
  6. Step 6: Final answer
    x = 104,887.37

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1.5x scale

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.