Home / 137,549.86-206,355.90-48,803.46

Finding the Fourth Proportional to 137,549.86, 206,355.90 and 48,803.46

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Solution

The fourth proportional to 137,549.86, 206,355.90 and 48,803.46 is: 73,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,549.86 : 206,355.90 = 48,803.46 : x
  2. Step 2: Convert to fraction form
    137,549.86/206,355.90 = 48,803.46/x
  3. Step 3: Cross multiply
    137,549.86x = 206,355.90 × 48,803.46
  4. Step 4: Simplify right side
    137,549.86x = 10,070,881,911.41
  5. Step 5: Solve for x
    x = 10,070,881,911.41/137,549.86
  6. Step 6: Final answer
    x = 73,216.23

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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.