Home / 49,148.40-67,826.58-27,931.26

Finding the Fourth Proportional to 49,148.40, 67,826.58 and 27,931.26

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Solution

The fourth proportional to 49,148.40, 67,826.58 and 27,931.26 is: 38,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,148.40 : 67,826.58 = 27,931.26 : x
  2. Step 2: Convert to fraction form
    49,148.40/67,826.58 = 27,931.26/x
  3. Step 3: Cross multiply
    49,148.40x = 67,826.58 × 27,931.26
  4. Step 4: Simplify right side
    49,148.40x = 1,894,481,840.89
  5. Step 5: Solve for x
    x = 1,894,481,840.89/49,148.40
  6. Step 6: Final answer
    x = 38,546.15

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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.