Home / 45,102.57-62,200.42-38,727.16

Finding the Fourth Proportional to 45,102.57, 62,200.42 and 38,727.16

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Solution

The fourth proportional to 45,102.57, 62,200.42 and 38,727.16 is: 53,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,102.57 : 62,200.42 = 38,727.16 : x
  2. Step 2: Convert to fraction form
    45,102.57/62,200.42 = 38,727.16/x
  3. Step 3: Cross multiply
    45,102.57x = 62,200.42 × 38,727.16
  4. Step 4: Simplify right side
    45,102.57x = 2,408,845,617.41
  5. Step 5: Solve for x
    x = 2,408,845,617.41/45,102.57
  6. Step 6: Final answer
    x = 53,408.17

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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.