Home / 117,576.66-162,257.53-66,588.13

Finding the Fourth Proportional to 117,576.66, 162,257.53 and 66,588.13

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Solution

The fourth proportional to 117,576.66, 162,257.53 and 66,588.13 is: 91,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,576.66 : 162,257.53 = 66,588.13 : x
  2. Step 2: Convert to fraction form
    117,576.66/162,257.53 = 66,588.13/x
  3. Step 3: Cross multiply
    117,576.66x = 162,257.53 × 66,588.13
  4. Step 4: Simplify right side
    117,576.66x = 10,804,424,749.62
  5. Step 5: Solve for x
    x = 10,804,424,749.62/117,576.66
  6. Step 6: Final answer
    x = 91,892.60

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1.5x scale

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.