Home / 88,327.56-121,851.83-52,497.21

Finding the Fourth Proportional to 88,327.56, 121,851.83 and 52,497.21

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Solution

The fourth proportional to 88,327.56, 121,851.83 and 52,497.21 is: 72,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,327.56 : 121,851.83 = 52,497.21 : x
  2. Step 2: Convert to fraction form
    88,327.56/121,851.83 = 52,497.21/x
  3. Step 3: Cross multiply
    88,327.56x = 121,851.83 × 52,497.21
  4. Step 4: Simplify right side
    88,327.56x = 6,396,880,845.91
  5. Step 5: Solve for x
    x = 6,396,880,845.91/88,327.56
  6. Step 6: Final answer
    x = 72,422.25

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1.5x scale

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.