Home / 117,266.53-161,827.96-63,551.55

Finding the Fourth Proportional to 117,266.53, 161,827.96 and 63,551.55

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Solution

The fourth proportional to 117,266.53, 161,827.96 and 63,551.55 is: 87,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,266.53 : 161,827.96 = 63,551.55 : x
  2. Step 2: Convert to fraction form
    117,266.53/161,827.96 = 63,551.55/x
  3. Step 3: Cross multiply
    117,266.53x = 161,827.96 × 63,551.55
  4. Step 4: Simplify right side
    117,266.53x = 10,284,417,691.34
  5. Step 5: Solve for x
    x = 10,284,417,691.34/117,266.53
  6. Step 6: Final answer
    x = 87,701.22

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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.