Home / 154,373.57-231,527.95-43,539.65

Finding the Fourth Proportional to 154,373.57, 231,527.95 and 43,539.65

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Solution

The fourth proportional to 154,373.57, 231,527.95 and 43,539.65 is: 65,300.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,373.57 : 231,527.95 = 43,539.65 : x
  2. Step 2: Convert to fraction form
    154,373.57/231,527.95 = 43,539.65/x
  3. Step 3: Cross multiply
    154,373.57x = 231,527.95 × 43,539.65
  4. Step 4: Simplify right side
    154,373.57x = 10,080,645,908.22
  5. Step 5: Solve for x
    x = 10,080,645,908.22/154,373.57
  6. Step 6: Final answer
    x = 65,300.34

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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.