Home / 154,133.50-231,200.26-43,325.50

Finding the Fourth Proportional to 154,133.50, 231,200.26 and 43,325.50

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Solution

The fourth proportional to 154,133.50, 231,200.26 and 43,325.50 is: 64,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,133.50 : 231,200.26 = 43,325.50 : x
  2. Step 2: Convert to fraction form
    154,133.50/231,200.26 = 43,325.50/x
  3. Step 3: Cross multiply
    154,133.50x = 231,200.26 × 43,325.50
  4. Step 4: Simplify right side
    154,133.50x = 10,016,866,864.63
  5. Step 5: Solve for x
    x = 10,016,866,864.63/154,133.50
  6. Step 6: Final answer
    x = 64,988.25

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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.