Home / 157,572.30-236,216.29-57,662.85

Finding the Fourth Proportional to 157,572.30, 236,216.29 and 57,662.85

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Solution

The fourth proportional to 157,572.30, 236,216.29 and 57,662.85 is: 86,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,572.30 : 236,216.29 = 57,662.85 : x
  2. Step 2: Convert to fraction form
    157,572.30/236,216.29 = 57,662.85/x
  3. Step 3: Cross multiply
    157,572.30x = 236,216.29 × 57,662.85
  4. Step 4: Simplify right side
    157,572.30x = 13,620,904,497.83
  5. Step 5: Solve for x
    x = 13,620,904,497.83/157,572.30
  6. Step 6: Final answer
    x = 86,442.25

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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.