Home / 177,792.20-266,688.30-169,627.40

Finding the Fourth Proportional to 177,792.20, 266,688.30 and 169,627.40

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Solution

The fourth proportional to 177,792.20, 266,688.30 and 169,627.40 is: 254,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,792.20 : 266,688.30 = 169,627.40 : x
  2. Step 2: Convert to fraction form
    177,792.20/266,688.30 = 169,627.40/x
  3. Step 3: Cross multiply
    177,792.20x = 266,688.30 × 169,627.40
  4. Step 4: Simplify right side
    177,792.20x = 45,237,642,939.42
  5. Step 5: Solve for x
    x = 45,237,642,939.42/177,792.20
  6. Step 6: Final answer
    x = 254,441.10

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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.