Home / 50,347.50-69,478.14-27,686.53

Finding the Fourth Proportional to 50,347.50, 69,478.14 and 27,686.53

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Solution

The fourth proportional to 50,347.50, 69,478.14 and 27,686.53 is: 38,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,347.50 : 69,478.14 = 27,686.53 : x
  2. Step 2: Convert to fraction form
    50,347.50/69,478.14 = 27,686.53/x
  3. Step 3: Cross multiply
    50,347.50x = 69,478.14 × 27,686.53
  4. Step 4: Simplify right side
    50,347.50x = 1,923,608,607.45
  5. Step 5: Solve for x
    x = 1,923,608,607.45/50,347.50
  6. Step 6: Final answer
    x = 38,206.64

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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.