Home / 88,017.25-121,454.87-54,027.16

Finding the Fourth Proportional to 88,017.25, 121,454.87 and 54,027.16

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Solution

The fourth proportional to 88,017.25, 121,454.87 and 54,027.16 is: 74,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,017.25 : 121,454.87 = 54,027.16 : x
  2. Step 2: Convert to fraction form
    88,017.25/121,454.87 = 54,027.16/x
  3. Step 3: Cross multiply
    88,017.25x = 121,454.87 × 54,027.16
  4. Step 4: Simplify right side
    88,017.25x = 6,561,861,694.27
  5. Step 5: Solve for x
    x = 6,561,861,694.27/88,017.25
  6. Step 6: Final answer
    x = 74,552.00

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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.