Home / 177,188.94-243,998.10-158,319.18

Finding the Fourth Proportional to 177,188.94, 243,998.10 and 158,319.18

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Solution

The fourth proportional to 177,188.94, 243,998.10 and 158,319.18 is: 218,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,188.94 : 243,998.10 = 158,319.18 : x
  2. Step 2: Convert to fraction form
    177,188.94/243,998.10 = 158,319.18/x
  3. Step 3: Cross multiply
    177,188.94x = 243,998.10 × 158,319.18
  4. Step 4: Simplify right side
    177,188.94x = 38,629,579,113.56
  5. Step 5: Solve for x
    x = 38,629,579,113.56/177,188.94
  6. Step 6: Final answer
    x = 218,013.49

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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.