Home / 117,846.90-162,586.71-70,099.02

Finding the Fourth Proportional to 117,846.90, 162,586.71 and 70,099.02

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Solution

The fourth proportional to 117,846.90, 162,586.71 and 70,099.02 is: 96,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,846.90 : 162,586.71 = 70,099.02 : x
  2. Step 2: Convert to fraction form
    117,846.90/162,586.71 = 70,099.02/x
  3. Step 3: Cross multiply
    117,846.90x = 162,586.71 × 70,099.02
  4. Step 4: Simplify right side
    117,846.90x = 11,397,169,036.02
  5. Step 5: Solve for x
    x = 11,397,169,036.02/117,846.90
  6. Step 6: Final answer
    x = 96,711.66

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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.