Home / 40,188.04-55,460.86-22,282

Finding the Fourth Proportional to 40,188.04, 55,460.86 and 22,282

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Solution

The fourth proportional to 40,188.04, 55,460.86 and 22,282 is: 30,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,188.04 : 55,460.86 = 22,282 : x
  2. Step 2: Convert to fraction form
    40,188.04/55,460.86 = 22,282/x
  3. Step 3: Cross multiply
    40,188.04x = 55,460.86 × 22,282
  4. Step 4: Simplify right side
    40,188.04x = 1,235,778,882.52
  5. Step 5: Solve for x
    x = 1,235,778,882.52/40,188.04
  6. Step 6: Final answer
    x = 30,749.92

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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.