Home / 67,087.76-92,587.50-38,409.70

Finding the Fourth Proportional to 67,087.76, 92,587.50 and 38,409.70

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Solution

The fourth proportional to 67,087.76, 92,587.50 and 38,409.70 is: 53,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,087.76 : 92,587.50 = 38,409.70 : x
  2. Step 2: Convert to fraction form
    67,087.76/92,587.50 = 38,409.70/x
  3. Step 3: Cross multiply
    67,087.76x = 92,587.50 × 38,409.70
  4. Step 4: Simplify right side
    67,087.76x = 3,556,258,078.98
  5. Step 5: Solve for x
    x = 3,556,258,078.98/67,087.76
  6. Step 6: Final answer
    x = 53,009.04

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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.