Home / 117,727.76-162,466.34-64,013.14

Finding the Fourth Proportional to 117,727.76, 162,466.34 and 64,013.14

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Solution

The fourth proportional to 117,727.76, 162,466.34 and 64,013.14 is: 88,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,727.76 : 162,466.34 = 64,013.14 : x
  2. Step 2: Convert to fraction form
    117,727.76/162,466.34 = 64,013.14/x
  3. Step 3: Cross multiply
    117,727.76x = 162,466.34 × 64,013.14
  4. Step 4: Simplify right side
    117,727.76x = 10,399,980,567.71
  5. Step 5: Solve for x
    x = 10,399,980,567.71/117,727.76
  6. Step 6: Final answer
    x = 88,339.24

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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.