Home / 109,823.97-164,548-59,939.11

Finding the Fourth Proportional to 109,823.97, 164,548 and 59,939.11

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Solution

The fourth proportional to 109,823.97, 164,548 and 59,939.11 is: 89,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,823.97 : 164,548 = 59,939.11 : x
  2. Step 2: Convert to fraction form
    109,823.97/164,548 = 59,939.11/x
  3. Step 3: Cross multiply
    109,823.97x = 164,548 × 59,939.11
  4. Step 4: Simplify right side
    109,823.97x = 9,862,860,672.28
  5. Step 5: Solve for x
    x = 9,862,860,672.28/109,823.97
  6. Step 6: Final answer
    x = 89,806.08

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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.