Home / 106,889.17-147,504.95-59,142.52

Finding the Fourth Proportional to 106,889.17, 147,504.95 and 59,142.52

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Solution

The fourth proportional to 106,889.17, 147,504.95 and 59,142.52 is: 81,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,889.17 : 147,504.95 = 59,142.52 : x
  2. Step 2: Convert to fraction form
    106,889.17/147,504.95 = 59,142.52/x
  3. Step 3: Cross multiply
    106,889.17x = 147,504.95 × 59,142.52
  4. Step 4: Simplify right side
    106,889.17x = 8,723,813,943.64
  5. Step 5: Solve for x
    x = 8,723,813,943.64/106,889.17
  6. Step 6: Final answer
    x = 81,615.51

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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.