Home / 99,908.20-149,862.30-26,036.20

Finding the Fourth Proportional to 99,908.20, 149,862.30 and 26,036.20

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Solution

The fourth proportional to 99,908.20, 149,862.30 and 26,036.20 is: 39,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,908.20 : 149,862.30 = 26,036.20 : x
  2. Step 2: Convert to fraction form
    99,908.20/149,862.30 = 26,036.20/x
  3. Step 3: Cross multiply
    99,908.20x = 149,862.30 × 26,036.20
  4. Step 4: Simplify right side
    99,908.20x = 3,901,844,815.26
  5. Step 5: Solve for x
    x = 3,901,844,815.26/99,908.20
  6. Step 6: Final answer
    x = 39,054.30

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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.