Home / 147,226.86-220,875.53-47,396.39

Finding the Fourth Proportional to 147,226.86, 220,875.53 and 47,396.39

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Solution

The fourth proportional to 147,226.86, 220,875.53 and 47,396.39 is: 71,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,226.86 : 220,875.53 = 47,396.39 : x
  2. Step 2: Convert to fraction form
    147,226.86/220,875.53 = 47,396.39/x
  3. Step 3: Cross multiply
    147,226.86x = 220,875.53 × 47,396.39
  4. Step 4: Simplify right side
    147,226.86x = 10,468,701,419.98
  5. Step 5: Solve for x
    x = 10,468,701,419.98/147,226.86
  6. Step 6: Final answer
    x = 71,105.92

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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.