Home / 147,923.20-221,994.15-97,986.70

Finding the Fourth Proportional to 147,923.20, 221,994.15 and 97,986.70

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Solution

The fourth proportional to 147,923.20, 221,994.15 and 97,986.70 is: 147,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,923.20 : 221,994.15 = 97,986.70 : x
  2. Step 2: Convert to fraction form
    147,923.20/221,994.15 = 97,986.70/x
  3. Step 3: Cross multiply
    147,923.20x = 221,994.15 × 97,986.70
  4. Step 4: Simplify right side
    147,923.20x = 21,752,474,177.81
  5. Step 5: Solve for x
    x = 21,752,474,177.81/147,923.20
  6. Step 6: Final answer
    x = 147,052.49

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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.