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Finding the Fourth Proportional to 177,869.02, 266,908.74 and 65,628.16

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Solution

The fourth proportional to 177,869.02, 266,908.74 and 65,628.16 is: 98,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,869.02 : 266,908.74 = 65,628.16 : x
  2. Step 2: Convert to fraction form
    177,869.02/266,908.74 = 65,628.16/x
  3. Step 3: Cross multiply
    177,869.02x = 266,908.74 × 65,628.16
  4. Step 4: Simplify right side
    177,869.02x = 17,516,729,494.12
  5. Step 5: Solve for x
    x = 17,516,729,494.12/177,869.02
  6. Step 6: Final answer
    x = 98,481.06

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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.