Home / 189,571.32-284,157.18-63,177.84

Finding the Fourth Proportional to 189,571.32, 284,157.18 and 63,177.84

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Solution

The fourth proportional to 189,571.32, 284,157.18 and 63,177.84 is: 94,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,571.32 : 284,157.18 = 63,177.84 : x
  2. Step 2: Convert to fraction form
    189,571.32/284,157.18 = 63,177.84/x
  3. Step 3: Cross multiply
    189,571.32x = 284,157.18 × 63,177.84
  4. Step 4: Simplify right side
    189,571.32x = 17,952,436,852.89
  5. Step 5: Solve for x
    x = 17,952,436,852.89/189,571.32
  6. Step 6: Final answer
    x = 94,700.17

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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.