Home / 49,275.48-68,000.38-28,054.74

Finding the Fourth Proportional to 49,275.48, 68,000.38 and 28,054.74

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Solution

The fourth proportional to 49,275.48, 68,000.38 and 28,054.74 is: 38,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,275.48 : 68,000.38 = 28,054.74 : x
  2. Step 2: Convert to fraction form
    49,275.48/68,000.38 = 28,054.74/x
  3. Step 3: Cross multiply
    49,275.48x = 68,000.38 × 28,054.74
  4. Step 4: Simplify right side
    49,275.48x = 1,907,732,980.80
  5. Step 5: Solve for x
    x = 1,907,732,980.80/49,275.48
  6. Step 6: Final answer
    x = 38,715.67

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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.