Home / 49,073.40-73,588.20-17,886.78

Finding the Fourth Proportional to 49,073.40, 73,588.20 and 17,886.78

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Solution

The fourth proportional to 49,073.40, 73,588.20 and 17,886.78 is: 26,822.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,073.40 : 73,588.20 = 17,886.78 : x
  2. Step 2: Convert to fraction form
    49,073.40/73,588.20 = 17,886.78/x
  3. Step 3: Cross multiply
    49,073.40x = 73,588.20 × 17,886.78
  4. Step 4: Simplify right side
    49,073.40x = 1,316,255,944.00
  5. Step 5: Solve for x
    x = 1,316,255,944.00/49,073.40
  6. Step 6: Final answer
    x = 26,822.19

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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.