Home / 106,553.85-147,044.63-58,156.23

Finding the Fourth Proportional to 106,553.85, 147,044.63 and 58,156.23

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Solution

The fourth proportional to 106,553.85, 147,044.63 and 58,156.23 is: 80,255.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,553.85 : 147,044.63 = 58,156.23 : x
  2. Step 2: Convert to fraction form
    106,553.85/147,044.63 = 58,156.23/x
  3. Step 3: Cross multiply
    106,553.85x = 147,044.63 × 58,156.23
  4. Step 4: Simplify right side
    106,553.85x = 8,551,561,301.27
  5. Step 5: Solve for x
    x = 8,551,561,301.27/106,553.85
  6. Step 6: Final answer
    x = 80,255.77

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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.