Home / 177,630.10-266,056.35-154,302.10

Finding the Fourth Proportional to 177,630.10, 266,056.35 and 154,302.10

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Solution

The fourth proportional to 177,630.10, 266,056.35 and 154,302.10 is: 231,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,630.10 : 266,056.35 = 154,302.10 : x
  2. Step 2: Convert to fraction form
    177,630.10/266,056.35 = 154,302.10/x
  3. Step 3: Cross multiply
    177,630.10x = 266,056.35 × 154,302.10
  4. Step 4: Simplify right side
    177,630.10x = 41,053,053,523.34
  5. Step 5: Solve for x
    x = 41,053,053,523.34/177,630.10
  6. Step 6: Final answer
    x = 231,115.41

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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.