Home / 72,394.47-99,924.30-50,888.97

Finding the Fourth Proportional to 72,394.47, 99,924.30 and 50,888.97

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Solution

The fourth proportional to 72,394.47, 99,924.30 and 50,888.97 is: 70,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,394.47 : 99,924.30 = 50,888.97 : x
  2. Step 2: Convert to fraction form
    72,394.47/99,924.30 = 50,888.97/x
  3. Step 3: Cross multiply
    72,394.47x = 99,924.30 × 50,888.97
  4. Step 4: Simplify right side
    72,394.47x = 5,085,044,704.97
  5. Step 5: Solve for x
    x = 5,085,044,704.97/72,394.47
  6. Step 6: Final answer
    x = 70,240.79

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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.