Home / 53,605.52-73,907.60-38,310.32

Finding the Fourth Proportional to 53,605.52, 73,907.60 and 38,310.32

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Solution

The fourth proportional to 53,605.52, 73,907.60 and 38,310.32 is: 52,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,605.52 : 73,907.60 = 38,310.32 : x
  2. Step 2: Convert to fraction form
    53,605.52/73,907.60 = 38,310.32/x
  3. Step 3: Cross multiply
    53,605.52x = 73,907.60 × 38,310.32
  4. Step 4: Simplify right side
    53,605.52x = 2,831,423,806.43
  5. Step 5: Solve for x
    x = 2,831,423,806.43/53,605.52
  6. Step 6: Final answer
    x = 52,819.63

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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.