Home / 157,576.23-236,366.39-52,395.20

Finding the Fourth Proportional to 157,576.23, 236,366.39 and 52,395.20

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Solution

The fourth proportional to 157,576.23, 236,366.39 and 52,395.20 is: 78,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,576.23 : 236,366.39 = 52,395.20 : x
  2. Step 2: Convert to fraction form
    157,576.23/236,366.39 = 52,395.20/x
  3. Step 3: Cross multiply
    157,576.23x = 236,366.39 × 52,395.20
  4. Step 4: Simplify right side
    157,576.23x = 12,384,463,095.50
  5. Step 5: Solve for x
    x = 12,384,463,095.50/157,576.23
  6. Step 6: Final answer
    x = 78,593.47

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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.