Home / 90,854.23-125,377.56-50,568.00

Finding the Fourth Proportional to 90,854.23, 125,377.56 and 50,568.00

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Solution

The fourth proportional to 90,854.23, 125,377.56 and 50,568.00 is: 69,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,854.23 : 125,377.56 = 50,568.00 : x
  2. Step 2: Convert to fraction form
    90,854.23/125,377.56 = 50,568.00/x
  3. Step 3: Cross multiply
    90,854.23x = 125,377.56 × 50,568.00
  4. Step 4: Simplify right side
    90,854.23x = 6,340,092,893.94
  5. Step 5: Solve for x
    x = 6,340,092,893.94/90,854.23
  6. Step 6: Final answer
    x = 69,783.13

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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.