Home / 109,780.83-151,500.51-62,033.09

Finding the Fourth Proportional to 109,780.83, 151,500.51 and 62,033.09

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Solution

The fourth proportional to 109,780.83, 151,500.51 and 62,033.09 is: 85,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,780.83 : 151,500.51 = 62,033.09 : x
  2. Step 2: Convert to fraction form
    109,780.83/151,500.51 = 62,033.09/x
  3. Step 3: Cross multiply
    109,780.83x = 151,500.51 × 62,033.09
  4. Step 4: Simplify right side
    109,780.83x = 9,398,044,014.37
  5. Step 5: Solve for x
    x = 9,398,044,014.37/109,780.83
  6. Step 6: Final answer
    x = 85,607.33

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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.