Home / 106,233.80-159,350.70-99,235.40

Finding the Fourth Proportional to 106,233.80, 159,350.70 and 99,235.40

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Solution

The fourth proportional to 106,233.80, 159,350.70 and 99,235.40 is: 148,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,233.80 : 159,350.70 = 99,235.40 : x
  2. Step 2: Convert to fraction form
    106,233.80/159,350.70 = 99,235.40/x
  3. Step 3: Cross multiply
    106,233.80x = 159,350.70 × 99,235.40
  4. Step 4: Simplify right side
    106,233.80x = 15,813,230,454.78
  5. Step 5: Solve for x
    x = 15,813,230,454.78/106,233.80
  6. Step 6: Final answer
    x = 148,853.10

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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.