Home / 67,083.48-92,574.36-38,788.56

Finding the Fourth Proportional to 67,083.48, 92,574.36 and 38,788.56

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Solution

The fourth proportional to 67,083.48, 92,574.36 and 38,788.56 is: 53,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,083.48 : 92,574.36 = 38,788.56 : x
  2. Step 2: Convert to fraction form
    67,083.48/92,574.36 = 38,788.56/x
  3. Step 3: Cross multiply
    67,083.48x = 92,574.36 × 38,788.56
  4. Step 4: Simplify right side
    67,083.48x = 3,590,826,117.32
  5. Step 5: Solve for x
    x = 3,590,826,117.32/67,083.48
  6. Step 6: Final answer
    x = 53,527.73

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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.