Home / 49,579.80-68,420.95-26,918.79

Finding the Fourth Proportional to 49,579.80, 68,420.95 and 26,918.79

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Solution

The fourth proportional to 49,579.80, 68,420.95 and 26,918.79 is: 37,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579.80 : 68,420.95 = 26,918.79 : x
  2. Step 2: Convert to fraction form
    49,579.80/68,420.95 = 26,918.79/x
  3. Step 3: Cross multiply
    49,579.80x = 68,420.95 × 26,918.79
  4. Step 4: Simplify right side
    49,579.80x = 1,841,809,117.35
  5. Step 5: Solve for x
    x = 1,841,809,117.35/49,579.80
  6. Step 6: Final answer
    x = 37,148.38

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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.