Home / 117,447.72-162,079.02-63,733.19

Finding the Fourth Proportional to 117,447.72, 162,079.02 and 63,733.19

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Solution

The fourth proportional to 117,447.72, 162,079.02 and 63,733.19 is: 87,952.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,447.72 : 162,079.02 = 63,733.19 : x
  2. Step 2: Convert to fraction form
    117,447.72/162,079.02 = 63,733.19/x
  3. Step 3: Cross multiply
    117,447.72x = 162,079.02 × 63,733.19
  4. Step 4: Simplify right side
    117,447.72x = 10,329,812,166.28
  5. Step 5: Solve for x
    x = 10,329,812,166.28/117,447.72
  6. Step 6: Final answer
    x = 87,952.43

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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.