Home / 74,943.36-112,426.20-25,009.20

Finding the Fourth Proportional to 74,943.36, 112,426.20 and 25,009.20

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Solution

The fourth proportional to 74,943.36, 112,426.20 and 25,009.20 is: 37,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,943.36 : 112,426.20 = 25,009.20 : x
  2. Step 2: Convert to fraction form
    74,943.36/112,426.20 = 25,009.20/x
  3. Step 3: Cross multiply
    74,943.36x = 112,426.20 × 25,009.20
  4. Step 4: Simplify right side
    74,943.36x = 2,811,689,321.04
  5. Step 5: Solve for x
    x = 2,811,689,321.04/74,943.36
  6. Step 6: Final answer
    x = 37,517.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.