Home / 60,355.40-90,543.20-25,297.72

Finding the Fourth Proportional to 60,355.40, 90,543.20 and 25,297.72

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Solution

The fourth proportional to 60,355.40, 90,543.20 and 25,297.72 is: 37,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,355.40 : 90,543.20 = 25,297.72 : x
  2. Step 2: Convert to fraction form
    60,355.40/90,543.20 = 25,297.72/x
  3. Step 3: Cross multiply
    60,355.40x = 90,543.20 × 25,297.72
  4. Step 4: Simplify right side
    60,355.40x = 2,290,536,521.50
  5. Step 5: Solve for x
    x = 2,290,536,521.50/60,355.40
  6. Step 6: Final answer
    x = 37,950.81

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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.