Home / 31,886.13-48,041.94-28,887.92

Finding the Fourth Proportional to 31,886.13, 48,041.94 and 28,887.92

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Solution

The fourth proportional to 31,886.13, 48,041.94 and 28,887.92 is: 43,524.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886.13 : 48,041.94 = 28,887.92 : x
  2. Step 2: Convert to fraction form
    31,886.13/48,041.94 = 28,887.92/x
  3. Step 3: Cross multiply
    31,886.13x = 48,041.94 × 28,887.92
  4. Step 4: Simplify right side
    31,886.13x = 1,387,831,479.16
  5. Step 5: Solve for x
    x = 1,387,831,479.16/31,886.13
  6. Step 6: Final answer
    x = 43,524.61

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.