Home / 103,587.54-155,406.57-36,110.22

Finding the Fourth Proportional to 103,587.54, 155,406.57 and 36,110.22

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Solution

The fourth proportional to 103,587.54, 155,406.57 and 36,110.22 is: 54,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,587.54 : 155,406.57 = 36,110.22 : x
  2. Step 2: Convert to fraction form
    103,587.54/155,406.57 = 36,110.22/x
  3. Step 3: Cross multiply
    103,587.54x = 155,406.57 × 36,110.22
  4. Step 4: Simplify right side
    103,587.54x = 5,611,765,432.15
  5. Step 5: Solve for x
    x = 5,611,765,432.15/103,587.54
  6. Step 6: Final answer
    x = 54,174.14

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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.