Home / 103,622.67-155,434.03-37,058.76

Finding the Fourth Proportional to 103,622.67, 155,434.03 and 37,058.76

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Solution

The fourth proportional to 103,622.67, 155,434.03 and 37,058.76 is: 55,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.67 : 155,434.03 = 37,058.76 : x
  2. Step 2: Convert to fraction form
    103,622.67/155,434.03 = 37,058.76/x
  3. Step 3: Cross multiply
    103,622.67x = 155,434.03 × 37,058.76
  4. Step 4: Simplify right side
    103,622.67x = 5,760,192,320.96
  5. Step 5: Solve for x
    x = 5,760,192,320.96/103,622.67
  6. Step 6: Final answer
    x = 55,588.15

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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.