Home / 48,717.76-73,078.69-15,437.09

Finding the Fourth Proportional to 48,717.76, 73,078.69 and 15,437.09

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Solution

The fourth proportional to 48,717.76, 73,078.69 and 15,437.09 is: 23,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,717.76 : 73,078.69 = 15,437.09 : x
  2. Step 2: Convert to fraction form
    48,717.76/73,078.69 = 15,437.09/x
  3. Step 3: Cross multiply
    48,717.76x = 73,078.69 × 15,437.09
  4. Step 4: Simplify right side
    48,717.76x = 1,128,121,949.22
  5. Step 5: Solve for x
    x = 1,128,121,949.22/48,717.76
  6. Step 6: Final answer
    x = 23,156.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.