Home / 38,188.05-52,697.12-23,071.78

Finding the Fourth Proportional to 38,188.05, 52,697.12 and 23,071.78

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Solution

The fourth proportional to 38,188.05, 52,697.12 and 23,071.78 is: 31,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.05 : 52,697.12 = 23,071.78 : x
  2. Step 2: Convert to fraction form
    38,188.05/52,697.12 = 23,071.78/x
  3. Step 3: Cross multiply
    38,188.05x = 52,697.12 × 23,071.78
  4. Step 4: Simplify right side
    38,188.05x = 1,215,816,153.47
  5. Step 5: Solve for x
    x = 1,215,816,153.47/38,188.05
  6. Step 6: Final answer
    x = 31,837.61

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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.