Home / 97,144.85-134,012.54-62,680.23

Finding the Fourth Proportional to 97,144.85, 134,012.54 and 62,680.23

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Solution

The fourth proportional to 97,144.85, 134,012.54 and 62,680.23 is: 86,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,144.85 : 134,012.54 = 62,680.23 : x
  2. Step 2: Convert to fraction form
    97,144.85/134,012.54 = 62,680.23/x
  3. Step 3: Cross multiply
    97,144.85x = 134,012.54 × 62,680.23
  4. Step 4: Simplify right side
    97,144.85x = 8,399,936,986.78
  5. Step 5: Solve for x
    x = 8,399,936,986.78/97,144.85
  6. Step 6: Final answer
    x = 86,468.16

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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.