Home / 67,309.26-92,871.81-38,627.16

Finding the Fourth Proportional to 67,309.26, 92,871.81 and 38,627.16

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Solution

The fourth proportional to 67,309.26, 92,871.81 and 38,627.16 is: 53,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,309.26 : 92,871.81 = 38,627.16 : x
  2. Step 2: Convert to fraction form
    67,309.26/92,871.81 = 38,627.16/x
  3. Step 3: Cross multiply
    67,309.26x = 92,871.81 × 38,627.16
  4. Step 4: Simplify right side
    67,309.26x = 3,587,374,264.36
  5. Step 5: Solve for x
    x = 3,587,374,264.36/67,309.26
  6. Step 6: Final answer
    x = 53,296.89

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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.