Home / 99,363.58-149,041.94-28,286.65

Finding the Fourth Proportional to 99,363.58, 149,041.94 and 28,286.65

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Solution

The fourth proportional to 99,363.58, 149,041.94 and 28,286.65 is: 42,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,363.58 : 149,041.94 = 28,286.65 : x
  2. Step 2: Convert to fraction form
    99,363.58/149,041.94 = 28,286.65/x
  3. Step 3: Cross multiply
    99,363.58x = 149,041.94 × 28,286.65
  4. Step 4: Simplify right side
    99,363.58x = 4,215,897,262.82
  5. Step 5: Solve for x
    x = 4,215,897,262.82/99,363.58
  6. Step 6: Final answer
    x = 42,429.00

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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.