Home / 88,729.02-133,144.68-49,282.80

Finding the Fourth Proportional to 88,729.02, 133,144.68 and 49,282.80

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Solution

The fourth proportional to 88,729.02, 133,144.68 and 49,282.80 is: 73,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,729.02 : 133,144.68 = 49,282.80 : x
  2. Step 2: Convert to fraction form
    88,729.02/133,144.68 = 49,282.80/x
  3. Step 3: Cross multiply
    88,729.02x = 133,144.68 × 49,282.80
  4. Step 4: Simplify right side
    88,729.02x = 6,561,742,635.50
  5. Step 5: Solve for x
    x = 6,561,742,635.50/88,729.02
  6. Step 6: Final answer
    x = 73,952.61

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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.