Home / 88,218.40-132,384.30-48,803.80

Finding the Fourth Proportional to 88,218.40, 132,384.30 and 48,803.80

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Solution

The fourth proportional to 88,218.40, 132,384.30 and 48,803.80 is: 73,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,218.40 : 132,384.30 = 48,803.80 : x
  2. Step 2: Convert to fraction form
    88,218.40/132,384.30 = 48,803.80/x
  3. Step 3: Cross multiply
    88,218.40x = 132,384.30 × 48,803.80
  4. Step 4: Simplify right side
    88,218.40x = 6,460,856,900.34
  5. Step 5: Solve for x
    x = 6,460,856,900.34/88,218.40
  6. Step 6: Final answer
    x = 73,237.07

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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.