Home / 75,038.25-112,520.39-26,347.43

Finding the Fourth Proportional to 75,038.25, 112,520.39 and 26,347.43

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Solution

The fourth proportional to 75,038.25, 112,520.39 and 26,347.43 is: 39,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,038.25 : 112,520.39 = 26,347.43 : x
  2. Step 2: Convert to fraction form
    75,038.25/112,520.39 = 26,347.43/x
  3. Step 3: Cross multiply
    75,038.25x = 112,520.39 × 26,347.43
  4. Step 4: Simplify right side
    75,038.25x = 2,964,622,763.94
  5. Step 5: Solve for x
    x = 2,964,622,763.94/75,038.25
  6. Step 6: Final answer
    x = 39,508.16

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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.