Home / 177,844.90-266,975.70-140,430.19

Finding the Fourth Proportional to 177,844.90, 266,975.70 and 140,430.19

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Solution

The fourth proportional to 177,844.90, 266,975.70 and 140,430.19 is: 210,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,844.90 : 266,975.70 = 140,430.19 : x
  2. Step 2: Convert to fraction form
    177,844.90/266,975.70 = 140,430.19/x
  3. Step 3: Cross multiply
    177,844.90x = 266,975.70 × 140,430.19
  4. Step 4: Simplify right side
    177,844.90x = 37,491,448,276.38
  5. Step 5: Solve for x
    x = 37,491,448,276.38/177,844.90
  6. Step 6: Final answer
    x = 210,809.80

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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.