Home / 83,009.36-114,552.77-45,283.61

Finding the Fourth Proportional to 83,009.36, 114,552.77 and 45,283.61

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Solution

The fourth proportional to 83,009.36, 114,552.77 and 45,283.61 is: 62,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,009.36 : 114,552.77 = 45,283.61 : x
  2. Step 2: Convert to fraction form
    83,009.36/114,552.77 = 45,283.61/x
  3. Step 3: Cross multiply
    83,009.36x = 114,552.77 × 45,283.61
  4. Step 4: Simplify right side
    83,009.36x = 5,187,362,161.92
  5. Step 5: Solve for x
    x = 5,187,362,161.92/83,009.36
  6. Step 6: Final answer
    x = 62,491.30

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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.