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Finding the Fourth Proportional to 230,797.08, 346,347.06 and 81,033.51

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Solution

The fourth proportional to 230,797.08, 346,347.06 and 81,033.51 is: 121,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,797.08 : 346,347.06 = 81,033.51 : x
  2. Step 2: Convert to fraction form
    230,797.08/346,347.06 = 81,033.51/x
  3. Step 3: Cross multiply
    230,797.08x = 346,347.06 × 81,033.51
  4. Step 4: Simplify right side
    230,797.08x = 28,065,718,944.91
  5. Step 5: Solve for x
    x = 28,065,718,944.91/230,797.08
  6. Step 6: Final answer
    x = 121,603.44

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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.