Home / 115,140.67-172,717.17-36,261.04

Finding the Fourth Proportional to 115,140.67, 172,717.17 and 36,261.04

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Solution

The fourth proportional to 115,140.67, 172,717.17 and 36,261.04 is: 54,393.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,140.67 : 172,717.17 = 36,261.04 : x
  2. Step 2: Convert to fraction form
    115,140.67/172,717.17 = 36,261.04/x
  3. Step 3: Cross multiply
    115,140.67x = 172,717.17 × 36,261.04
  4. Step 4: Simplify right side
    115,140.67x = 6,262,904,210.06
  5. Step 5: Solve for x
    x = 6,262,904,210.06/115,140.67
  6. Step 6: Final answer
    x = 54,393.50

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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.