Home / 52,338.88-72,227.14-28,465.75

Finding the Fourth Proportional to 52,338.88, 72,227.14 and 28,465.75

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Solution

The fourth proportional to 52,338.88, 72,227.14 and 28,465.75 is: 39,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.88 : 72,227.14 = 28,465.75 : x
  2. Step 2: Convert to fraction form
    52,338.88/72,227.14 = 28,465.75/x
  3. Step 3: Cross multiply
    52,338.88x = 72,227.14 × 28,465.75
  4. Step 4: Simplify right side
    52,338.88x = 2,055,999,710.46
  5. Step 5: Solve for x
    x = 2,055,999,710.46/52,338.88
  6. Step 6: Final answer
    x = 39,282.46

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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.