Home / 115,816.92-173,727.21-45,695.63

Finding the Fourth Proportional to 115,816.92, 173,727.21 and 45,695.63

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Solution

The fourth proportional to 115,816.92, 173,727.21 and 45,695.63 is: 68,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,816.92 : 173,727.21 = 45,695.63 : x
  2. Step 2: Convert to fraction form
    115,816.92/173,727.21 = 45,695.63/x
  3. Step 3: Cross multiply
    115,816.92x = 173,727.21 × 45,695.63
  4. Step 4: Simplify right side
    115,816.92x = 7,938,573,440.46
  5. Step 5: Solve for x
    x = 7,938,573,440.46/115,816.92
  6. Step 6: Final answer
    x = 68,544.16

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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.