Home / 49,275.50-68,000.25-28,054.76

Finding the Fourth Proportional to 49,275.50, 68,000.25 and 28,054.76

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Solution

The fourth proportional to 49,275.50, 68,000.25 and 28,054.76 is: 38,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,275.50 : 68,000.25 = 28,054.76 : x
  2. Step 2: Convert to fraction form
    49,275.50/68,000.25 = 28,054.76/x
  3. Step 3: Cross multiply
    49,275.50x = 68,000.25 × 28,054.76
  4. Step 4: Simplify right side
    49,275.50x = 1,907,730,353.69
  5. Step 5: Solve for x
    x = 1,907,730,353.69/49,275.50
  6. Step 6: Final answer
    x = 38,715.60

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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.