Home / 83,336.07-115,006.53-45,610.32

Finding the Fourth Proportional to 83,336.07, 115,006.53 and 45,610.32

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Solution

The fourth proportional to 83,336.07, 115,006.53 and 45,610.32 is: 62,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,336.07 : 115,006.53 = 45,610.32 : x
  2. Step 2: Convert to fraction form
    83,336.07/115,006.53 = 45,610.32/x
  3. Step 3: Cross multiply
    83,336.07x = 115,006.53 × 45,610.32
  4. Step 4: Simplify right side
    83,336.07x = 5,245,484,635.39
  5. Step 5: Solve for x
    x = 5,245,484,635.39/83,336.07
  6. Step 6: Final answer
    x = 62,943.75

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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.