Home / 99,540.04-149,332.23-36,360.06

Finding the Fourth Proportional to 99,540.04, 149,332.23 and 36,360.06

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Solution

The fourth proportional to 99,540.04, 149,332.23 and 36,360.06 is: 54,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,540.04 : 149,332.23 = 36,360.06 : x
  2. Step 2: Convert to fraction form
    99,540.04/149,332.23 = 36,360.06/x
  3. Step 3: Cross multiply
    99,540.04x = 149,332.23 × 36,360.06
  4. Step 4: Simplify right side
    99,540.04x = 5,429,729,644.99
  5. Step 5: Solve for x
    x = 5,429,729,644.99/99,540.04
  6. Step 6: Final answer
    x = 54,548.20

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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.