Home / 88,690.30-133,035.45-29,527.90

Finding the Fourth Proportional to 88,690.30, 133,035.45 and 29,527.90

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Solution

The fourth proportional to 88,690.30, 133,035.45 and 29,527.90 is: 44,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,690.30 : 133,035.45 = 29,527.90 : x
  2. Step 2: Convert to fraction form
    88,690.30/133,035.45 = 29,527.90/x
  3. Step 3: Cross multiply
    88,690.30x = 133,035.45 × 29,527.90
  4. Step 4: Simplify right side
    88,690.30x = 3,928,257,464.06
  5. Step 5: Solve for x
    x = 3,928,257,464.06/88,690.30
  6. Step 6: Final answer
    x = 44,291.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.