Home / 109,207.00-150,752.16-73,417.77

Finding the Fourth Proportional to 109,207.00, 150,752.16 and 73,417.77

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Solution

The fourth proportional to 109,207.00, 150,752.16 and 73,417.77 is: 101,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,207.00 : 150,752.16 = 73,417.77 : x
  2. Step 2: Convert to fraction form
    109,207.00/150,752.16 = 73,417.77/x
  3. Step 3: Cross multiply
    109,207.00x = 150,752.16 × 73,417.77
  4. Step 4: Simplify right side
    109,207.00x = 11,067,887,833.87
  5. Step 5: Solve for x
    x = 11,067,887,833.87/109,207.00
  6. Step 6: Final answer
    x = 101,347.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.