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Finding the Fourth Proportional to 114,560.70, 171,841.05 and 112,811.10

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Solution

The fourth proportional to 114,560.70, 171,841.05 and 112,811.10 is: 169,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,560.70 : 171,841.05 = 112,811.10 : x
  2. Step 2: Convert to fraction form
    114,560.70/171,841.05 = 112,811.10/x
  3. Step 3: Cross multiply
    114,560.70x = 171,841.05 × 112,811.10
  4. Step 4: Simplify right side
    114,560.70x = 19,385,577,875.66
  5. Step 5: Solve for x
    x = 19,385,577,875.66/114,560.70
  6. Step 6: Final answer
    x = 169,216.65

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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.