Home / 247,921.12-371,663.57-98,266.46

Finding the Fourth Proportional to 247,921.12, 371,663.57 and 98,266.46

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Solution

The fourth proportional to 247,921.12, 371,663.57 and 98,266.46 is: 147,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,921.12 : 371,663.57 = 98,266.46 : x
  2. Step 2: Convert to fraction form
    247,921.12/371,663.57 = 98,266.46/x
  3. Step 3: Cross multiply
    247,921.12x = 371,663.57 × 98,266.46
  4. Step 4: Simplify right side
    247,921.12x = 36,522,061,722.21
  5. Step 5: Solve for x
    x = 36,522,061,722.21/247,921.12
  6. Step 6: Final answer
    x = 147,313.23

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1.5x scale

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.