Home / 177,549.75-245,018.66-102,098.25

Finding the Fourth Proportional to 177,549.75, 245,018.66 and 102,098.25

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Solution

The fourth proportional to 177,549.75, 245,018.66 and 102,098.25 is: 140,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,549.75 : 245,018.66 = 102,098.25 : x
  2. Step 2: Convert to fraction form
    177,549.75/245,018.66 = 102,098.25/x
  3. Step 3: Cross multiply
    177,549.75x = 245,018.66 × 102,098.25
  4. Step 4: Simplify right side
    177,549.75x = 25,015,975,892.85
  5. Step 5: Solve for x
    x = 25,015,975,892.85/177,549.75
  6. Step 6: Final answer
    x = 140,895.59

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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.