Home / 115,510.28-173,270.10-36,622.76

Finding the Fourth Proportional to 115,510.28, 173,270.10 and 36,622.76

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Solution

The fourth proportional to 115,510.28, 173,270.10 and 36,622.76 is: 54,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,510.28 : 173,270.10 = 36,622.76 : x
  2. Step 2: Convert to fraction form
    115,510.28/173,270.10 = 36,622.76/x
  3. Step 3: Cross multiply
    115,510.28x = 173,270.10 × 36,622.76
  4. Step 4: Simplify right side
    115,510.28x = 6,345,629,287.48
  5. Step 5: Solve for x
    x = 6,345,629,287.48/115,510.28
  6. Step 6: Final answer
    x = 54,935.62

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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.