Home / 77,329.10-115,993.65-37,963.10

Finding the Fourth Proportional to 77,329.10, 115,993.65 and 37,963.10

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Solution

The fourth proportional to 77,329.10, 115,993.65 and 37,963.10 is: 56,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,329.10 : 115,993.65 = 37,963.10 : x
  2. Step 2: Convert to fraction form
    77,329.10/115,993.65 = 37,963.10/x
  3. Step 3: Cross multiply
    77,329.10x = 115,993.65 × 37,963.10
  4. Step 4: Simplify right side
    77,329.10x = 4,403,478,534.32
  5. Step 5: Solve for x
    x = 4,403,478,534.32/77,329.10
  6. Step 6: Final answer
    x = 56,944.65

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Similar ratio
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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.