Home / 238,284.56-328,906.51-153,401.63

Finding the Fourth Proportional to 238,284.56, 328,906.51 and 153,401.63

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Solution

The fourth proportional to 238,284.56, 328,906.51 and 153,401.63 is: 211,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,284.56 : 328,906.51 = 153,401.63 : x
  2. Step 2: Convert to fraction form
    238,284.56/328,906.51 = 153,401.63/x
  3. Step 3: Cross multiply
    238,284.56x = 328,906.51 × 153,401.63
  4. Step 4: Simplify right side
    238,284.56x = 50,454,792,723.57
  5. Step 5: Solve for x
    x = 50,454,792,723.57/238,284.56
  6. Step 6: Final answer
    x = 211,741.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.