Home / 49,206.50-67,904.60-27,985.74

Finding the Fourth Proportional to 49,206.50, 67,904.60 and 27,985.74

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Solution

The fourth proportional to 49,206.50, 67,904.60 and 27,985.74 is: 38,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206.50 : 67,904.60 = 27,985.74 : x
  2. Step 2: Convert to fraction form
    49,206.50/67,904.60 = 27,985.74/x
  3. Step 3: Cross multiply
    49,206.50x = 67,904.60 × 27,985.74
  4. Step 4: Simplify right side
    49,206.50x = 1,900,360,480.40
  5. Step 5: Solve for x
    x = 1,900,360,480.40/49,206.50
  6. Step 6: Final answer
    x = 38,620.11

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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.