Home / 157,644.90-236,467.35-148,313.70

Finding the Fourth Proportional to 157,644.90, 236,467.35 and 148,313.70

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Solution

The fourth proportional to 157,644.90, 236,467.35 and 148,313.70 is: 222,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,644.90 : 236,467.35 = 148,313.70 : x
  2. Step 2: Convert to fraction form
    157,644.90/236,467.35 = 148,313.70/x
  3. Step 3: Cross multiply
    157,644.90x = 236,467.35 × 148,313.70
  4. Step 4: Simplify right side
    157,644.90x = 35,071,347,607.70
  5. Step 5: Solve for x
    x = 35,071,347,607.70/157,644.90
  6. Step 6: Final answer
    x = 222,470.55

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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.