Home / 117,569.45-162,247.01-63,855.51

Finding the Fourth Proportional to 117,569.45, 162,247.01 and 63,855.51

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Solution

The fourth proportional to 117,569.45, 162,247.01 and 63,855.51 is: 88,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,569.45 : 162,247.01 = 63,855.51 : x
  2. Step 2: Convert to fraction form
    117,569.45/162,247.01 = 63,855.51/x
  3. Step 3: Cross multiply
    117,569.45x = 162,247.01 × 63,855.51
  4. Step 4: Simplify right side
    117,569.45x = 10,360,365,250.25
  5. Step 5: Solve for x
    x = 10,360,365,250.25/117,569.45
  6. Step 6: Final answer
    x = 88,121.24

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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.