Home / 164,715.62-227,307.75-89,264.12

Finding the Fourth Proportional to 164,715.62, 227,307.75 and 89,264.12

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Solution

The fourth proportional to 164,715.62, 227,307.75 and 89,264.12 is: 123,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,715.62 : 227,307.75 = 89,264.12 : x
  2. Step 2: Convert to fraction form
    164,715.62/227,307.75 = 89,264.12/x
  3. Step 3: Cross multiply
    164,715.62x = 227,307.75 × 89,264.12
  4. Step 4: Simplify right side
    164,715.62x = 20,290,426,272.93
  5. Step 5: Solve for x
    x = 20,290,426,272.93/164,715.62
  6. Step 6: Final answer
    x = 123,184.59

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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.