Home / 37,142.32-55,707.51-10,840.90

Finding the Fourth Proportional to 37,142.32, 55,707.51 and 10,840.90

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Solution

The fourth proportional to 37,142.32, 55,707.51 and 10,840.90 is: 16,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,142.32 : 55,707.51 = 10,840.90 : x
  2. Step 2: Convert to fraction form
    37,142.32/55,707.51 = 10,840.90/x
  3. Step 3: Cross multiply
    37,142.32x = 55,707.51 × 10,840.90
  4. Step 4: Simplify right side
    37,142.32x = 603,919,545.16
  5. Step 5: Solve for x
    x = 603,919,545.16/37,142.32
  6. Step 6: Final answer
    x = 16,259.61

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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.