Home / 37,128.10-55,678.44-16,071.20

Finding the Fourth Proportional to 37,128.10, 55,678.44 and 16,071.20

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Solution

The fourth proportional to 37,128.10, 55,678.44 and 16,071.20 is: 24,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,128.10 : 55,678.44 = 16,071.20 : x
  2. Step 2: Convert to fraction form
    37,128.10/55,678.44 = 16,071.20/x
  3. Step 3: Cross multiply
    37,128.10x = 55,678.44 × 16,071.20
  4. Step 4: Simplify right side
    37,128.10x = 894,819,484.12
  5. Step 5: Solve for x
    x = 894,819,484.12/37,128.10
  6. Step 6: Final answer
    x = 24,100.87

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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.