Home / 172,121.36-237,527-95,640.14

Finding the Fourth Proportional to 172,121.36, 237,527 and 95,640.14

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Solution

The fourth proportional to 172,121.36, 237,527 and 95,640.14 is: 131,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,121.36 : 237,527 = 95,640.14 : x
  2. Step 2: Convert to fraction form
    172,121.36/237,527 = 95,640.14/x
  3. Step 3: Cross multiply
    172,121.36x = 237,527 × 95,640.14
  4. Step 4: Simplify right side
    172,121.36x = 22,717,115,533.78
  5. Step 5: Solve for x
    x = 22,717,115,533.78/172,121.36
  6. Step 6: Final answer
    x = 131,983.13

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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.