Home / 37,139.32-55,703.01-10,837.90

Finding the Fourth Proportional to 37,139.32, 55,703.01 and 10,837.90

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Solution

The fourth proportional to 37,139.32, 55,703.01 and 10,837.90 is: 16,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,139.32 : 55,703.01 = 10,837.90 : x
  2. Step 2: Convert to fraction form
    37,139.32/55,703.01 = 10,837.90/x
  3. Step 3: Cross multiply
    37,139.32x = 55,703.01 × 10,837.90
  4. Step 4: Simplify right side
    37,139.32x = 603,703,652.08
  5. Step 5: Solve for x
    x = 603,703,652.08/37,139.32
  6. Step 6: Final answer
    x = 16,255.11

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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.