Home / 53,962.17-80,943.40-18,893.62

Finding the Fourth Proportional to 53,962.17, 80,943.40 and 18,893.62

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Solution

The fourth proportional to 53,962.17, 80,943.40 and 18,893.62 is: 28,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,962.17 : 80,943.40 = 18,893.62 : x
  2. Step 2: Convert to fraction form
    53,962.17/80,943.40 = 18,893.62/x
  3. Step 3: Cross multiply
    53,962.17x = 80,943.40 × 18,893.62
  4. Step 4: Simplify right side
    53,962.17x = 1,529,313,965.90
  5. Step 5: Solve for x
    x = 1,529,313,965.90/53,962.17
  6. Step 6: Final answer
    x = 28,340.49

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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.