Home / 49,407.18-74,100.90-17,816.36

Finding the Fourth Proportional to 49,407.18, 74,100.90 and 17,816.36

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Solution

The fourth proportional to 49,407.18, 74,100.90 and 17,816.36 is: 26,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,407.18 : 74,100.90 = 17,816.36 : x
  2. Step 2: Convert to fraction form
    49,407.18/74,100.90 = 17,816.36/x
  3. Step 3: Cross multiply
    49,407.18x = 74,100.90 × 17,816.36
  4. Step 4: Simplify right side
    49,407.18x = 1,320,208,310.72
  5. Step 5: Solve for x
    x = 1,320,208,310.72/49,407.18
  6. Step 6: Final answer
    x = 26,720.98

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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.