Home / 42,180.87-63,269.64-23,449.07

Finding the Fourth Proportional to 42,180.87, 63,269.64 and 23,449.07

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Solution

The fourth proportional to 42,180.87, 63,269.64 and 23,449.07 is: 35,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,180.87 : 63,269.64 = 23,449.07 : x
  2. Step 2: Convert to fraction form
    42,180.87/63,269.64 = 23,449.07/x
  3. Step 3: Cross multiply
    42,180.87x = 63,269.64 × 23,449.07
  4. Step 4: Simplify right side
    42,180.87x = 1,483,614,217.23
  5. Step 5: Solve for x
    x = 1,483,614,217.23/42,180.87
  6. Step 6: Final answer
    x = 35,172.68

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1.5x scale

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.