Home / 106,348.19-159,553.44-31,470.35

Finding the Fourth Proportional to 106,348.19, 159,553.44 and 31,470.35

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Solution

The fourth proportional to 106,348.19, 159,553.44 and 31,470.35 is: 47,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,348.19 : 159,553.44 = 31,470.35 : x
  2. Step 2: Convert to fraction form
    106,348.19/159,553.44 = 31,470.35/x
  3. Step 3: Cross multiply
    106,348.19x = 159,553.44 × 31,470.35
  4. Step 4: Simplify right side
    106,348.19x = 5,021,201,802.74
  5. Step 5: Solve for x
    x = 5,021,201,802.74/106,348.19
  6. Step 6: Final answer
    x = 47,214.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.