Home / 48,107.48-66,388.14-26,886.56

Finding the Fourth Proportional to 48,107.48, 66,388.14 and 26,886.56

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Solution

The fourth proportional to 48,107.48, 66,388.14 and 26,886.56 is: 37,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,107.48 : 66,388.14 = 26,886.56 : x
  2. Step 2: Convert to fraction form
    48,107.48/66,388.14 = 26,886.56/x
  3. Step 3: Cross multiply
    48,107.48x = 66,388.14 × 26,886.56
  4. Step 4: Simplify right side
    48,107.48x = 1,784,948,709.40
  5. Step 5: Solve for x
    x = 1,784,948,709.40/48,107.48
  6. Step 6: Final answer
    x = 37,103.35

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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.