Home / 91,467.17-137,196.63-38,137.17

Finding the Fourth Proportional to 91,467.17, 137,196.63 and 38,137.17

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Solution

The fourth proportional to 91,467.17, 137,196.63 and 38,137.17 is: 57,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,467.17 : 137,196.63 = 38,137.17 : x
  2. Step 2: Convert to fraction form
    91,467.17/137,196.63 = 38,137.17/x
  3. Step 3: Cross multiply
    91,467.17x = 137,196.63 × 38,137.17
  4. Step 4: Simplify right side
    91,467.17x = 5,232,291,201.74
  5. Step 5: Solve for x
    x = 5,232,291,201.74/91,467.17
  6. Step 6: Final answer
    x = 57,204.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.