Home / 117,587.52-162,271.40-63,872.97

Finding the Fourth Proportional to 117,587.52, 162,271.40 and 63,872.97

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Solution

The fourth proportional to 117,587.52, 162,271.40 and 63,872.97 is: 88,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.52 : 162,271.40 = 63,872.97 : x
  2. Step 2: Convert to fraction form
    117,587.52/162,271.40 = 63,872.97/x
  3. Step 3: Cross multiply
    117,587.52x = 162,271.40 × 63,872.97
  4. Step 4: Simplify right side
    117,587.52x = 10,364,756,264.06
  5. Step 5: Solve for x
    x = 10,364,756,264.06/117,587.52
  6. Step 6: Final answer
    x = 88,145.04

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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.