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Finding the Fourth Proportional to 114,660.77, 158,226.54 and 63,676.74

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Solution

The fourth proportional to 114,660.77, 158,226.54 and 63,676.74 is: 87,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,660.77 : 158,226.54 = 63,676.74 : x
  2. Step 2: Convert to fraction form
    114,660.77/158,226.54 = 63,676.74/x
  3. Step 3: Cross multiply
    114,660.77x = 158,226.54 × 63,676.74
  4. Step 4: Simplify right side
    114,660.77x = 10,075,350,248.68
  5. Step 5: Solve for x
    x = 10,075,350,248.68/114,660.77
  6. Step 6: Final answer
    x = 87,870.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.