Home / 106,628.22-147,144.12-58,880.54

Finding the Fourth Proportional to 106,628.22, 147,144.12 and 58,880.54

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Solution

The fourth proportional to 106,628.22, 147,144.12 and 58,880.54 is: 81,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,628.22 : 147,144.12 = 58,880.54 : x
  2. Step 2: Convert to fraction form
    106,628.22/147,144.12 = 58,880.54/x
  3. Step 3: Cross multiply
    106,628.22x = 147,144.12 × 58,880.54
  4. Step 4: Simplify right side
    106,628.22x = 8,663,925,243.42
  5. Step 5: Solve for x
    x = 8,663,925,243.42/106,628.22
  6. Step 6: Final answer
    x = 81,253.59

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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.