Home / 109,285.43-150,813.86-61,537.74

Finding the Fourth Proportional to 109,285.43, 150,813.86 and 61,537.74

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Solution

The fourth proportional to 109,285.43, 150,813.86 and 61,537.74 is: 84,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,285.43 : 150,813.86 = 61,537.74 : x
  2. Step 2: Convert to fraction form
    109,285.43/150,813.86 = 61,537.74/x
  3. Step 3: Cross multiply
    109,285.43x = 150,813.86 × 61,537.74
  4. Step 4: Simplify right side
    109,285.43x = 9,280,743,797.39
  5. Step 5: Solve for x
    x = 9,280,743,797.39/109,285.43
  6. Step 6: Final answer
    x = 84,922.06

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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.