Home / 156,681.28-234,972.06-51,475.96

Finding the Fourth Proportional to 156,681.28, 234,972.06 and 51,475.96

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Solution

The fourth proportional to 156,681.28, 234,972.06 and 51,475.96 is: 77,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,681.28 : 234,972.06 = 51,475.96 : x
  2. Step 2: Convert to fraction form
    156,681.28/234,972.06 = 51,475.96/x
  3. Step 3: Cross multiply
    156,681.28x = 234,972.06 × 51,475.96
  4. Step 4: Simplify right side
    156,681.28x = 12,095,412,361.68
  5. Step 5: Solve for x
    x = 12,095,412,361.68/156,681.28
  6. Step 6: Final answer
    x = 77,197.56

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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.