Home / 49,315.72-74,026.23-21,249.63

Finding the Fourth Proportional to 49,315.72, 74,026.23 and 21,249.63

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Solution

The fourth proportional to 49,315.72, 74,026.23 and 21,249.63 is: 31,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,315.72 : 74,026.23 = 21,249.63 : x
  2. Step 2: Convert to fraction form
    49,315.72/74,026.23 = 21,249.63/x
  3. Step 3: Cross multiply
    49,315.72x = 74,026.23 × 21,249.63
  4. Step 4: Simplify right side
    49,315.72x = 1,573,029,859.32
  5. Step 5: Solve for x
    x = 1,573,029,859.32/49,315.72
  6. Step 6: Final answer
    x = 31,897.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.