Home / 134,888.20-202,332.30-109,956.40

Finding the Fourth Proportional to 134,888.20, 202,332.30 and 109,956.40

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Solution

The fourth proportional to 134,888.20, 202,332.30 and 109,956.40 is: 164,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,888.20 : 202,332.30 = 109,956.40 : x
  2. Step 2: Convert to fraction form
    134,888.20/202,332.30 = 109,956.40/x
  3. Step 3: Cross multiply
    134,888.20x = 202,332.30 × 109,956.40
  4. Step 4: Simplify right side
    134,888.20x = 22,247,731,311.72
  5. Step 5: Solve for x
    x = 22,247,731,311.72/134,888.20
  6. Step 6: Final answer
    x = 164,934.60

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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.