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Finding the Fourth Proportional to 177,457.70, 266,186.55 and 114,472.10

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Solution

The fourth proportional to 177,457.70, 266,186.55 and 114,472.10 is: 171,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,457.70 : 266,186.55 = 114,472.10 : x
  2. Step 2: Convert to fraction form
    177,457.70/266,186.55 = 114,472.10/x
  3. Step 3: Cross multiply
    177,457.70x = 266,186.55 × 114,472.10
  4. Step 4: Simplify right side
    177,457.70x = 30,470,933,370.26
  5. Step 5: Solve for x
    x = 30,470,933,370.26/177,457.70
  6. Step 6: Final answer
    x = 171,708.15

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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.