Home / 147,389.70-203,552.18-101,568.48

Finding the Fourth Proportional to 147,389.70, 203,552.18 and 101,568.48

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Solution

The fourth proportional to 147,389.70, 203,552.18 and 101,568.48 is: 140,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,389.70 : 203,552.18 = 101,568.48 : x
  2. Step 2: Convert to fraction form
    147,389.70/203,552.18 = 101,568.48/x
  3. Step 3: Cross multiply
    147,389.70x = 203,552.18 × 101,568.48
  4. Step 4: Simplify right side
    147,389.70x = 20,674,485,523.29
  5. Step 5: Solve for x
    x = 20,674,485,523.29/147,389.70
  6. Step 6: Final answer
    x = 140,270.90

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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.