Home / 88,103.61-121,527.68-52,268.25

Finding the Fourth Proportional to 88,103.61, 121,527.68 and 52,268.25

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Solution

The fourth proportional to 88,103.61, 121,527.68 and 52,268.25 is: 72,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,103.61 : 121,527.68 = 52,268.25 : x
  2. Step 2: Convert to fraction form
    88,103.61/121,527.68 = 52,268.25/x
  3. Step 3: Cross multiply
    88,103.61x = 121,527.68 × 52,268.25
  4. Step 4: Simplify right side
    88,103.61x = 6,352,039,290.83
  5. Step 5: Solve for x
    x = 6,352,039,290.83/88,103.61
  6. Step 6: Final answer
    x = 72,097.38

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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.