Home / 66,888.72-92,306.39-38,594.41

Finding the Fourth Proportional to 66,888.72, 92,306.39 and 38,594.41

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Solution

The fourth proportional to 66,888.72, 92,306.39 and 38,594.41 is: 53,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,888.72 : 92,306.39 = 38,594.41 : x
  2. Step 2: Convert to fraction form
    66,888.72/92,306.39 = 38,594.41/x
  3. Step 3: Cross multiply
    66,888.72x = 92,306.39 × 38,594.41
  4. Step 4: Simplify right side
    66,888.72x = 3,562,510,237.54
  5. Step 5: Solve for x
    x = 3,562,510,237.54/66,888.72
  6. Step 6: Final answer
    x = 53,260.25

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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.