Home / 106,220.54-146,588.52-58,478.33

Finding the Fourth Proportional to 106,220.54, 146,588.52 and 58,478.33

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Solution

The fourth proportional to 106,220.54, 146,588.52 and 58,478.33 is: 80,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.54 : 146,588.52 = 58,478.33 : x
  2. Step 2: Convert to fraction form
    106,220.54/146,588.52 = 58,478.33/x
  3. Step 3: Cross multiply
    106,220.54x = 146,588.52 × 58,478.33
  4. Step 4: Simplify right side
    106,220.54x = 8,572,251,846.77
  5. Step 5: Solve for x
    x = 8,572,251,846.77/106,220.54
  6. Step 6: Final answer
    x = 80,702.39

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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.