Home / 157,432.50-236,172.42-56,222.69

Finding the Fourth Proportional to 157,432.50, 236,172.42 and 56,222.69

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Solution

The fourth proportional to 157,432.50, 236,172.42 and 56,222.69 is: 84,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,432.50 : 236,172.42 = 56,222.69 : x
  2. Step 2: Convert to fraction form
    157,432.50/236,172.42 = 56,222.69/x
  3. Step 3: Cross multiply
    157,432.50x = 236,172.42 × 56,222.69
  4. Step 4: Simplify right side
    157,432.50x = 13,278,247,575.35
  5. Step 5: Solve for x
    x = 13,278,247,575.35/157,432.50
  6. Step 6: Final answer
    x = 84,342.48

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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.