Home / 45,120.06-62,311.95-38,102.22

Finding the Fourth Proportional to 45,120.06, 62,311.95 and 38,102.22

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Solution

The fourth proportional to 45,120.06, 62,311.95 and 38,102.22 is: 52,620.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,120.06 : 62,311.95 = 38,102.22 : x
  2. Step 2: Convert to fraction form
    45,120.06/62,311.95 = 38,102.22/x
  3. Step 3: Cross multiply
    45,120.06x = 62,311.95 × 38,102.22
  4. Step 4: Simplify right side
    45,120.06x = 2,374,223,627.53
  5. Step 5: Solve for x
    x = 2,374,223,627.53/45,120.06
  6. Step 6: Final answer
    x = 52,620.13

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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.