Home / 106,012.17-146,290.60-58,265.56

Finding the Fourth Proportional to 106,012.17, 146,290.60 and 58,265.56

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Solution

The fourth proportional to 106,012.17, 146,290.60 and 58,265.56 is: 80,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,012.17 : 146,290.60 = 58,265.56 : x
  2. Step 2: Convert to fraction form
    106,012.17/146,290.60 = 58,265.56/x
  3. Step 3: Cross multiply
    106,012.17x = 146,290.60 × 58,265.56
  4. Step 4: Simplify right side
    106,012.17x = 8,523,703,731.74
  5. Step 5: Solve for x
    x = 8,523,703,731.74/106,012.17
  6. Step 6: Final answer
    x = 80,403.07

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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.