Home / 63,572.18-87,729.48-35,277.80

Finding the Fourth Proportional to 63,572.18, 87,729.48 and 35,277.80

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Solution

The fourth proportional to 63,572.18, 87,729.48 and 35,277.80 is: 48,683.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,572.18 : 87,729.48 = 35,277.80 : x
  2. Step 2: Convert to fraction form
    63,572.18/87,729.48 = 35,277.80/x
  3. Step 3: Cross multiply
    63,572.18x = 87,729.48 × 35,277.80
  4. Step 4: Simplify right side
    63,572.18x = 3,094,903,049.54
  5. Step 5: Solve for x
    x = 3,094,903,049.54/63,572.18
  6. Step 6: Final answer
    x = 48,683.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.