Home / 101,247.84-151,886.28-31,133.04

Finding the Fourth Proportional to 101,247.84, 151,886.28 and 31,133.04

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Solution

The fourth proportional to 101,247.84, 151,886.28 and 31,133.04 is: 46,704.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,247.84 : 151,886.28 = 31,133.04 : x
  2. Step 2: Convert to fraction form
    101,247.84/151,886.28 = 31,133.04/x
  3. Step 3: Cross multiply
    101,247.84x = 151,886.28 × 31,133.04
  4. Step 4: Simplify right side
    101,247.84x = 4,728,681,630.69
  5. Step 5: Solve for x
    x = 4,728,681,630.69/101,247.84
  6. Step 6: Final answer
    x = 46,704.02

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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.