Home / 106,664.51-147,194.21-58,916.82

Finding the Fourth Proportional to 106,664.51, 147,194.21 and 58,916.82

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Solution

The fourth proportional to 106,664.51, 147,194.21 and 58,916.82 is: 81,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,664.51 : 147,194.21 = 58,916.82 : x
  2. Step 2: Convert to fraction form
    106,664.51/147,194.21 = 58,916.82/x
  3. Step 3: Cross multiply
    106,664.51x = 147,194.21 × 58,916.82
  4. Step 4: Simplify right side
    106,664.51x = 8,672,214,481.03
  5. Step 5: Solve for x
    x = 8,672,214,481.03/106,664.51
  6. Step 6: Final answer
    x = 81,303.66

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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.