Home / 172,111.91-237,513.66-95,643.45

Finding the Fourth Proportional to 172,111.91, 237,513.66 and 95,643.45

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Solution

The fourth proportional to 172,111.91, 237,513.66 and 95,643.45 is: 131,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,111.91 : 237,513.66 = 95,643.45 : x
  2. Step 2: Convert to fraction form
    172,111.91/237,513.66 = 95,643.45/x
  3. Step 3: Cross multiply
    172,111.91x = 237,513.66 × 95,643.45
  4. Step 4: Simplify right side
    172,111.91x = 22,716,625,864.53
  5. Step 5: Solve for x
    x = 22,716,625,864.53/172,111.91
  6. Step 6: Final answer
    x = 131,987.53

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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.