Home / 39,750.93-54,798.50-27,777.09

Finding the Fourth Proportional to 39,750.93, 54,798.50 and 27,777.09

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Solution

The fourth proportional to 39,750.93, 54,798.50 and 27,777.09 is: 38,292.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750.93 : 54,798.50 = 27,777.09 : x
  2. Step 2: Convert to fraction form
    39,750.93/54,798.50 = 27,777.09/x
  3. Step 3: Cross multiply
    39,750.93x = 54,798.50 × 27,777.09
  4. Step 4: Simplify right side
    39,750.93x = 1,522,142,727.48
  5. Step 5: Solve for x
    x = 1,522,142,727.48/39,750.93
  6. Step 6: Final answer
    x = 38,292.00

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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.