Home / 99,480.12-149,176.44-52,722.24

Finding the Fourth Proportional to 99,480.12, 149,176.44 and 52,722.24

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Solution

The fourth proportional to 99,480.12, 149,176.44 and 52,722.24 is: 79,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,480.12 : 149,176.44 = 52,722.24 : x
  2. Step 2: Convert to fraction form
    99,480.12/149,176.44 = 52,722.24/x
  3. Step 3: Cross multiply
    99,480.12x = 149,176.44 × 52,722.24
  4. Step 4: Simplify right side
    99,480.12x = 7,864,916,072.03
  5. Step 5: Solve for x
    x = 7,864,916,072.03/99,480.12
  6. Step 6: Final answer
    x = 79,060.18

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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.