Home / 106,834.77-147,422.80-59,076.16

Finding the Fourth Proportional to 106,834.77, 147,422.80 and 59,076.16

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Solution

The fourth proportional to 106,834.77, 147,422.80 and 59,076.16 is: 81,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,834.77 : 147,422.80 = 59,076.16 : x
  2. Step 2: Convert to fraction form
    106,834.77/147,422.80 = 59,076.16/x
  3. Step 3: Cross multiply
    106,834.77x = 147,422.80 × 59,076.16
  4. Step 4: Simplify right side
    106,834.77x = 8,709,171,887.95
  5. Step 5: Solve for x
    x = 8,709,171,887.95/106,834.77
  6. Step 6: Final answer
    x = 81,520.01

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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.