Home / 25,118.80-37,721.40-24,341.20

Finding the Fourth Proportional to 25,118.80, 37,721.40 and 24,341.20

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Solution

The fourth proportional to 25,118.80, 37,721.40 and 24,341.20 is: 36,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,118.80 : 37,721.40 = 24,341.20 : x
  2. Step 2: Convert to fraction form
    25,118.80/37,721.40 = 24,341.20/x
  3. Step 3: Cross multiply
    25,118.80x = 37,721.40 × 24,341.20
  4. Step 4: Simplify right side
    25,118.80x = 918,184,141.68
  5. Step 5: Solve for x
    x = 918,184,141.68/25,118.80
  6. Step 6: Final answer
    x = 36,553.66

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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.