Home / 45,502.08-68,246.40-15,917.76

Finding the Fourth Proportional to 45,502.08, 68,246.40 and 15,917.76

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Solution

The fourth proportional to 45,502.08, 68,246.40 and 15,917.76 is: 23,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,502.08 : 68,246.40 = 15,917.76 : x
  2. Step 2: Convert to fraction form
    45,502.08/68,246.40 = 15,917.76/x
  3. Step 3: Cross multiply
    45,502.08x = 68,246.40 × 15,917.76
  4. Step 4: Simplify right side
    45,502.08x = 1,086,329,816.06
  5. Step 5: Solve for x
    x = 1,086,329,816.06/45,502.08
  6. Step 6: Final answer
    x = 23,874.29

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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.