Home / 150,312.89-207,331.98-96,665.78

Finding the Fourth Proportional to 150,312.89, 207,331.98 and 96,665.78

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Solution

The fourth proportional to 150,312.89, 207,331.98 and 96,665.78 is: 133,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,312.89 : 207,331.98 = 96,665.78 : x
  2. Step 2: Convert to fraction form
    150,312.89/207,331.98 = 96,665.78/x
  3. Step 3: Cross multiply
    150,312.89x = 207,331.98 × 96,665.78
  4. Step 4: Simplify right side
    150,312.89x = 20,041,907,565.64
  5. Step 5: Solve for x
    x = 20,041,907,565.64/150,312.89
  6. Step 6: Final answer
    x = 133,334.59

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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.