Home / 88,110.48-121,591.32-47,823.90

Finding the Fourth Proportional to 88,110.48, 121,591.32 and 47,823.90

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Solution

The fourth proportional to 88,110.48, 121,591.32 and 47,823.90 is: 65,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,110.48 : 121,591.32 = 47,823.90 : x
  2. Step 2: Convert to fraction form
    88,110.48/121,591.32 = 47,823.90/x
  3. Step 3: Cross multiply
    88,110.48x = 121,591.32 × 47,823.90
  4. Step 4: Simplify right side
    88,110.48x = 5,814,971,128.55
  5. Step 5: Solve for x
    x = 5,814,971,128.55/88,110.48
  6. Step 6: Final answer
    x = 65,996.36

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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.