Home / 50,691.54-69,953.61-28,030.04

Finding the Fourth Proportional to 50,691.54, 69,953.61 and 28,030.04

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Solution

The fourth proportional to 50,691.54, 69,953.61 and 28,030.04 is: 38,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,691.54 : 69,953.61 = 28,030.04 : x
  2. Step 2: Convert to fraction form
    50,691.54/69,953.61 = 28,030.04/x
  3. Step 3: Cross multiply
    50,691.54x = 69,953.61 × 28,030.04
  4. Step 4: Simplify right side
    50,691.54x = 1,960,802,136.68
  5. Step 5: Solve for x
    x = 1,960,802,136.68/50,691.54
  6. Step 6: Final answer
    x = 38,681.05

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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.