Home / 49,777.08-68,689.26-27,421.08

Finding the Fourth Proportional to 49,777.08, 68,689.26 and 27,421.08

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Solution

The fourth proportional to 49,777.08, 68,689.26 and 27,421.08 is: 37,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777.08 : 68,689.26 = 27,421.08 : x
  2. Step 2: Convert to fraction form
    49,777.08/68,689.26 = 27,421.08/x
  3. Step 3: Cross multiply
    49,777.08x = 68,689.26 × 27,421.08
  4. Step 4: Simplify right side
    49,777.08x = 1,883,533,693.60
  5. Step 5: Solve for x
    x = 1,883,533,693.60/49,777.08
  6. Step 6: Final answer
    x = 37,839.38

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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.