Home / 52,393.12-72,302.49-28,519.97

Finding the Fourth Proportional to 52,393.12, 72,302.49 and 28,519.97

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Solution

The fourth proportional to 52,393.12, 72,302.49 and 28,519.97 is: 39,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,393.12 : 72,302.49 = 28,519.97 : x
  2. Step 2: Convert to fraction form
    52,393.12/72,302.49 = 28,519.97/x
  3. Step 3: Cross multiply
    52,393.12x = 72,302.49 × 28,519.97
  4. Step 4: Simplify right side
    52,393.12x = 2,062,064,484.21
  5. Step 5: Solve for x
    x = 2,062,064,484.21/52,393.12
  6. Step 6: Final answer
    x = 39,357.55

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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.