Home / 154,401.05-231,569.15-43,567.13

Finding the Fourth Proportional to 154,401.05, 231,569.15 and 43,567.13

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Solution

The fourth proportional to 154,401.05, 231,569.15 and 43,567.13 is: 65,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,401.05 : 231,569.15 = 43,567.13 : x
  2. Step 2: Convert to fraction form
    154,401.05/231,569.15 = 43,567.13/x
  3. Step 3: Cross multiply
    154,401.05x = 231,569.15 × 43,567.13
  4. Step 4: Simplify right side
    154,401.05x = 10,088,801,886.36
  5. Step 5: Solve for x
    x = 10,088,801,886.36/154,401.05
  6. Step 6: Final answer
    x = 65,341.54

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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.