Home / 177,862.56-245,512.08-102,441.12

Finding the Fourth Proportional to 177,862.56, 245,512.08 and 102,441.12

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Solution

The fourth proportional to 177,862.56, 245,512.08 and 102,441.12 is: 141,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,862.56 : 245,512.08 = 102,441.12 : x
  2. Step 2: Convert to fraction form
    177,862.56/245,512.08 = 102,441.12/x
  3. Step 3: Cross multiply
    177,862.56x = 245,512.08 × 102,441.12
  4. Step 4: Simplify right side
    177,862.56x = 25,150,532,448.73
  5. Step 5: Solve for x
    x = 25,150,532,448.73/177,862.56
  6. Step 6: Final answer
    x = 141,404.31

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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.