Home / 60,220.41-83,117.97-40,078.14

Finding the Fourth Proportional to 60,220.41, 83,117.97 and 40,078.14

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Solution

The fourth proportional to 60,220.41, 83,117.97 and 40,078.14 is: 55,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,220.41 : 83,117.97 = 40,078.14 : x
  2. Step 2: Convert to fraction form
    60,220.41/83,117.97 = 40,078.14/x
  3. Step 3: Cross multiply
    60,220.41x = 83,117.97 × 40,078.14
  4. Step 4: Simplify right side
    60,220.41x = 3,331,213,638.18
  5. Step 5: Solve for x
    x = 3,331,213,638.18/60,220.41
  6. Step 6: Final answer
    x = 55,317.02

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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.