Home / 53,511.53-73,895.55-40,059.43

Finding the Fourth Proportional to 53,511.53, 73,895.55 and 40,059.43

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Solution

The fourth proportional to 53,511.53, 73,895.55 and 40,059.43 is: 55,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,511.53 : 73,895.55 = 40,059.43 : x
  2. Step 2: Convert to fraction form
    53,511.53/73,895.55 = 40,059.43/x
  3. Step 3: Cross multiply
    53,511.53x = 73,895.55 × 40,059.43
  4. Step 4: Simplify right side
    53,511.53x = 2,960,213,042.76
  5. Step 5: Solve for x
    x = 2,960,213,042.76/53,511.53
  6. Step 6: Final answer
    x = 55,319.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.