Home / 117,588.49-162,275.14-63,876.58

Finding the Fourth Proportional to 117,588.49, 162,275.14 and 63,876.58

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Solution

The fourth proportional to 117,588.49, 162,275.14 and 63,876.58 is: 88,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588.49 : 162,275.14 = 63,876.58 : x
  2. Step 2: Convert to fraction form
    117,588.49/162,275.14 = 63,876.58/x
  3. Step 3: Cross multiply
    117,588.49x = 162,275.14 × 63,876.58
  4. Step 4: Simplify right side
    117,588.49x = 10,365,580,962.22
  5. Step 5: Solve for x
    x = 10,365,580,962.22/117,588.49
  6. Step 6: Final answer
    x = 88,151.32

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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.