Home / 88,513.26-122,131.40-52,226.12

Finding the Fourth Proportional to 88,513.26, 122,131.40 and 52,226.12

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Solution

The fourth proportional to 88,513.26, 122,131.40 and 52,226.12 is: 72,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,513.26 : 122,131.40 = 52,226.12 : x
  2. Step 2: Convert to fraction form
    88,513.26/122,131.40 = 52,226.12/x
  3. Step 3: Cross multiply
    88,513.26x = 122,131.40 × 52,226.12
  4. Step 4: Simplify right side
    88,513.26x = 6,378,449,152.17
  5. Step 5: Solve for x
    x = 6,378,449,152.17/88,513.26
  6. Step 6: Final answer
    x = 72,062.07

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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.