Home / 157,573.50-236,362.31-52,392.47

Finding the Fourth Proportional to 157,573.50, 236,362.31 and 52,392.47

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Solution

The fourth proportional to 157,573.50, 236,362.31 and 52,392.47 is: 78,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,573.50 : 236,362.31 = 52,392.47 : x
  2. Step 2: Convert to fraction form
    157,573.50/236,362.31 = 52,392.47/x
  3. Step 3: Cross multiply
    157,573.50x = 236,362.31 × 52,392.47
  4. Step 4: Simplify right side
    157,573.50x = 12,383,605,235.81
  5. Step 5: Solve for x
    x = 12,383,605,235.81/157,573.50
  6. Step 6: Final answer
    x = 78,589.39

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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.