Home / 46,261.20-69,424.20-19,984.80

Finding the Fourth Proportional to 46,261.20, 69,424.20 and 19,984.80

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Solution

The fourth proportional to 46,261.20, 69,424.20 and 19,984.80 is: 29,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,261.20 : 69,424.20 = 19,984.80 : x
  2. Step 2: Convert to fraction form
    46,261.20/69,424.20 = 19,984.80/x
  3. Step 3: Cross multiply
    46,261.20x = 69,424.20 × 19,984.80
  4. Step 4: Simplify right side
    46,261.20x = 1,387,428,752.16
  5. Step 5: Solve for x
    x = 1,387,428,752.16/46,261.20
  6. Step 6: Final answer
    x = 29,991.20

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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.