Home / 40,875.15-56,408.84-22,971.79

Finding the Fourth Proportional to 40,875.15, 56,408.84 and 22,971.79

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Solution

The fourth proportional to 40,875.15, 56,408.84 and 22,971.79 is: 31,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,875.15 : 56,408.84 = 22,971.79 : x
  2. Step 2: Convert to fraction form
    40,875.15/56,408.84 = 22,971.79/x
  3. Step 3: Cross multiply
    40,875.15x = 56,408.84 × 22,971.79
  4. Step 4: Simplify right side
    40,875.15x = 1,295,812,026.62
  5. Step 5: Solve for x
    x = 1,295,812,026.62/40,875.15
  6. Step 6: Final answer
    x = 31,701.71

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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.