Home / 193,018.24-266,381.34-106,998.26

Finding the Fourth Proportional to 193,018.24, 266,381.34 and 106,998.26

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Solution

The fourth proportional to 193,018.24, 266,381.34 and 106,998.26 is: 147,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,018.24 : 266,381.34 = 106,998.26 : x
  2. Step 2: Convert to fraction form
    193,018.24/266,381.34 = 106,998.26/x
  3. Step 3: Cross multiply
    193,018.24x = 266,381.34 × 106,998.26
  4. Step 4: Simplify right side
    193,018.24x = 28,502,339,876.47
  5. Step 5: Solve for x
    x = 28,502,339,876.47/193,018.24
  6. Step 6: Final answer
    x = 147,666.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.