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Finding the Fourth Proportional to 103,622.74, 155,434.11 and 37,058.83

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Solution

The fourth proportional to 103,622.74, 155,434.11 and 37,058.83 is: 55,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.74 : 155,434.11 = 37,058.83 : x
  2. Step 2: Convert to fraction form
    103,622.74/155,434.11 = 37,058.83/x
  3. Step 3: Cross multiply
    103,622.74x = 155,434.11 × 37,058.83
  4. Step 4: Simplify right side
    103,622.74x = 5,760,206,258.69
  5. Step 5: Solve for x
    x = 5,760,206,258.69/103,622.74
  6. Step 6: Final answer
    x = 55,588.25

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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.