Home / 106,604.16-147,112.80-58,856.49

Finding the Fourth Proportional to 106,604.16, 147,112.80 and 58,856.49

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Solution

The fourth proportional to 106,604.16, 147,112.80 and 58,856.49 is: 81,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,604.16 : 147,112.80 = 58,856.49 : x
  2. Step 2: Convert to fraction form
    106,604.16/147,112.80 = 58,856.49/x
  3. Step 3: Cross multiply
    106,604.16x = 147,112.80 × 58,856.49
  4. Step 4: Simplify right side
    106,604.16x = 8,658,543,042.07
  5. Step 5: Solve for x
    x = 8,658,543,042.07/106,604.16
  6. Step 6: Final answer
    x = 81,221.44

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1.5x scale

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.