Home / 68,270.16-94,212.56-38,055.12

Finding the Fourth Proportional to 68,270.16, 94,212.56 and 38,055.12

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Solution

The fourth proportional to 68,270.16, 94,212.56 and 38,055.12 is: 52,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,270.16 : 94,212.56 = 38,055.12 : x
  2. Step 2: Convert to fraction form
    68,270.16/94,212.56 = 38,055.12/x
  3. Step 3: Cross multiply
    68,270.16x = 94,212.56 × 38,055.12
  4. Step 4: Simplify right side
    68,270.16x = 3,585,270,276.31
  5. Step 5: Solve for x
    x = 3,585,270,276.31/68,270.16
  6. Step 6: Final answer
    x = 52,515.92

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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.