Home / 88,515.64-122,196.77-59,986

Finding the Fourth Proportional to 88,515.64, 122,196.77 and 59,986

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Solution

The fourth proportional to 88,515.64, 122,196.77 and 59,986 is: 82,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,515.64 : 122,196.77 = 59,986 : x
  2. Step 2: Convert to fraction form
    88,515.64/122,196.77 = 59,986/x
  3. Step 3: Cross multiply
    88,515.64x = 122,196.77 × 59,986
  4. Step 4: Simplify right side
    88,515.64x = 7,330,095,445.22
  5. Step 5: Solve for x
    x = 7,330,095,445.22/88,515.64
  6. Step 6: Final answer
    x = 82,811.30

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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.