Home / 48,137.48-72,205.74-36,521.96

Finding the Fourth Proportional to 48,137.48, 72,205.74 and 36,521.96

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Solution

The fourth proportional to 48,137.48, 72,205.74 and 36,521.96 is: 54,782.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,137.48 : 72,205.74 = 36,521.96 : x
  2. Step 2: Convert to fraction form
    48,137.48/72,205.74 = 36,521.96/x
  3. Step 3: Cross multiply
    48,137.48x = 72,205.74 × 36,521.96
  4. Step 4: Simplify right side
    48,137.48x = 2,637,095,148.05
  5. Step 5: Solve for x
    x = 2,637,095,148.05/48,137.48
  6. Step 6: Final answer
    x = 54,782.58

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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.