Home / 99,661.90-149,441.55-29,532.10

Finding the Fourth Proportional to 99,661.90, 149,441.55 and 29,532.10

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Solution

The fourth proportional to 99,661.90, 149,441.55 and 29,532.10 is: 44,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661.90 : 149,441.55 = 29,532.10 : x
  2. Step 2: Convert to fraction form
    99,661.90/149,441.55 = 29,532.10/x
  3. Step 3: Cross multiply
    99,661.90x = 149,441.55 × 29,532.10
  4. Step 4: Simplify right side
    99,661.90x = 4,413,322,798.76
  5. Step 5: Solve for x
    x = 4,413,322,798.76/99,661.90
  6. Step 6: Final answer
    x = 44,282.95

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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.