Home / 117,601.93-162,292.05-63,887.80

Finding the Fourth Proportional to 117,601.93, 162,292.05 and 63,887.80

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Solution

The fourth proportional to 117,601.93, 162,292.05 and 63,887.80 is: 88,165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,601.93 : 162,292.05 = 63,887.80 : x
  2. Step 2: Convert to fraction form
    117,601.93/162,292.05 = 63,887.80/x
  3. Step 3: Cross multiply
    117,601.93x = 162,292.05 × 63,887.80
  4. Step 4: Simplify right side
    117,601.93x = 10,368,481,220.53
  5. Step 5: Solve for x
    x = 10,368,481,220.53/117,601.93
  6. Step 6: Final answer
    x = 88,165.91

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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.