Home / 62,405.76-93,617.48-20,272.36

Finding the Fourth Proportional to 62,405.76, 93,617.48 and 20,272.36

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Solution

The fourth proportional to 62,405.76, 93,617.48 and 20,272.36 is: 30,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.76 : 93,617.48 = 20,272.36 : x
  2. Step 2: Convert to fraction form
    62,405.76/93,617.48 = 20,272.36/x
  3. Step 3: Cross multiply
    62,405.76x = 93,617.48 × 20,272.36
  4. Step 4: Simplify right side
    62,405.76x = 1,897,847,256.85
  5. Step 5: Solve for x
    x = 1,897,847,256.85/62,405.76
  6. Step 6: Final answer
    x = 30,411.41

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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.