Home / 266,420.06-367,642.04-151,710.43

Finding the Fourth Proportional to 266,420.06, 367,642.04 and 151,710.43

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Solution

The fourth proportional to 266,420.06, 367,642.04 and 151,710.43 is: 209,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,420.06 : 367,642.04 = 151,710.43 : x
  2. Step 2: Convert to fraction form
    266,420.06/367,642.04 = 151,710.43/x
  3. Step 3: Cross multiply
    266,420.06x = 367,642.04 × 151,710.43
  4. Step 4: Simplify right side
    266,420.06x = 55,775,131,974.48
  5. Step 5: Solve for x
    x = 55,775,131,974.48/266,420.06
  6. Step 6: Final answer
    x = 209,350.35

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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.