Home / 240,087.16-331,389.32-158,474.98

Finding the Fourth Proportional to 240,087.16, 331,389.32 and 158,474.98

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Solution

The fourth proportional to 240,087.16, 331,389.32 and 158,474.98 is: 218,741.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,087.16 : 331,389.32 = 158,474.98 : x
  2. Step 2: Convert to fraction form
    240,087.16/331,389.32 = 158,474.98/x
  3. Step 3: Cross multiply
    240,087.16x = 331,389.32 × 158,474.98
  4. Step 4: Simplify right side
    240,087.16x = 52,516,915,859.21
  5. Step 5: Solve for x
    x = 52,516,915,859.21/240,087.16
  6. Step 6: Final answer
    x = 218,741.04

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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.