Home / 156,389.79-234,584.70-38,061.13

Finding the Fourth Proportional to 156,389.79, 234,584.70 and 38,061.13

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Solution

The fourth proportional to 156,389.79, 234,584.70 and 38,061.13 is: 57,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,389.79 : 234,584.70 = 38,061.13 : x
  2. Step 2: Convert to fraction form
    156,389.79/234,584.70 = 38,061.13/x
  3. Step 3: Cross multiply
    156,389.79x = 234,584.70 × 38,061.13
  4. Step 4: Simplify right side
    156,389.79x = 8,928,557,589.79
  5. Step 5: Solve for x
    x = 8,928,557,589.79/156,389.79
  6. Step 6: Final answer
    x = 57,091.69

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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.