Home / 115,150.17-172,743.75-48,600.18

Finding the Fourth Proportional to 115,150.17, 172,743.75 and 48,600.18

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Solution

The fourth proportional to 115,150.17, 172,743.75 and 48,600.18 is: 72,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,150.17 : 172,743.75 = 48,600.18 : x
  2. Step 2: Convert to fraction form
    115,150.17/172,743.75 = 48,600.18/x
  3. Step 3: Cross multiply
    115,150.17x = 172,743.75 × 48,600.18
  4. Step 4: Simplify right side
    115,150.17x = 8,395,377,343.88
  5. Step 5: Solve for x
    x = 8,395,377,343.88/115,150.17
  6. Step 6: Final answer
    x = 72,908.08

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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.