Home / 117,569.07-162,247.25-63,854.12

Finding the Fourth Proportional to 117,569.07, 162,247.25 and 63,854.12

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Solution

The fourth proportional to 117,569.07, 162,247.25 and 63,854.12 is: 88,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,569.07 : 162,247.25 = 63,854.12 : x
  2. Step 2: Convert to fraction form
    117,569.07/162,247.25 = 63,854.12/x
  3. Step 3: Cross multiply
    117,569.07x = 162,247.25 × 63,854.12
  4. Step 4: Simplify right side
    117,569.07x = 10,360,155,936.42
  5. Step 5: Solve for x
    x = 10,360,155,936.42/117,569.07
  6. Step 6: Final answer
    x = 88,119.74

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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.