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Finding the Fourth Proportional to 132,048.70, 185,218.10 and 132,048.70

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Solution

The fourth proportional to 132,048.70, 185,218.10 and 132,048.70 is: 185,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,048.70 : 185,218.10 = 132,048.70 : x
  2. Step 2: Convert to fraction form
    132,048.70/185,218.10 = 132,048.70/x
  3. Step 3: Cross multiply
    132,048.70x = 185,218.10 × 132,048.70
  4. Step 4: Simplify right side
    132,048.70x = 24,457,809,321.47
  5. Step 5: Solve for x
    x = 24,457,809,321.47/132,048.70
  6. Step 6: Final answer
    x = 185,218.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.