Home / 177,929.10-266,893.65-170,250.30

Finding the Fourth Proportional to 177,929.10, 266,893.65 and 170,250.30

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Solution

The fourth proportional to 177,929.10, 266,893.65 and 170,250.30 is: 255,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,929.10 : 266,893.65 = 170,250.30 : x
  2. Step 2: Convert to fraction form
    177,929.10/266,893.65 = 170,250.30/x
  3. Step 3: Cross multiply
    177,929.10x = 266,893.65 × 170,250.30
  4. Step 4: Simplify right side
    177,929.10x = 45,438,723,980.60
  5. Step 5: Solve for x
    x = 45,438,723,980.60/177,929.10
  6. Step 6: Final answer
    x = 255,375.45

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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.