Home / 49,924.50-68,887.98-28,699.80

Finding the Fourth Proportional to 49,924.50, 68,887.98 and 28,699.80

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Solution

The fourth proportional to 49,924.50, 68,887.98 and 28,699.80 is: 39,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,924.50 : 68,887.98 = 28,699.80 : x
  2. Step 2: Convert to fraction form
    49,924.50/68,887.98 = 28,699.80/x
  3. Step 3: Cross multiply
    49,924.50x = 68,887.98 × 28,699.80
  4. Step 4: Simplify right side
    49,924.50x = 1,977,071,248.40
  5. Step 5: Solve for x
    x = 1,977,071,248.40/49,924.50
  6. Step 6: Final answer
    x = 39,601.22

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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.