Home / 83,568.19-115,331.98-47,751.24

Finding the Fourth Proportional to 83,568.19, 115,331.98 and 47,751.24

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Solution

The fourth proportional to 83,568.19, 115,331.98 and 47,751.24 is: 65,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,568.19 : 115,331.98 = 47,751.24 : x
  2. Step 2: Convert to fraction form
    83,568.19/115,331.98 = 47,751.24/x
  3. Step 3: Cross multiply
    83,568.19x = 115,331.98 × 47,751.24
  4. Step 4: Simplify right side
    83,568.19x = 5,507,245,056.66
  5. Step 5: Solve for x
    x = 5,507,245,056.66/83,568.19
  6. Step 6: Final answer
    x = 65,901.21

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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.