Home / 177,542.40-245,010.48-96,972.32

Finding the Fourth Proportional to 177,542.40, 245,010.48 and 96,972.32

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Solution

The fourth proportional to 177,542.40, 245,010.48 and 96,972.32 is: 133,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,542.40 : 245,010.48 = 96,972.32 : x
  2. Step 2: Convert to fraction form
    177,542.40/245,010.48 = 96,972.32/x
  3. Step 3: Cross multiply
    177,542.40x = 245,010.48 × 96,972.32
  4. Step 4: Simplify right side
    177,542.40x = 23,759,234,669.91
  5. Step 5: Solve for x
    x = 23,759,234,669.91/177,542.40
  6. Step 6: Final answer
    x = 133,822.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.