Home / 107,279.19-160,970.67-44,145.90

Finding the Fourth Proportional to 107,279.19, 160,970.67 and 44,145.90

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Solution

The fourth proportional to 107,279.19, 160,970.67 and 44,145.90 is: 66,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,279.19 : 160,970.67 = 44,145.90 : x
  2. Step 2: Convert to fraction form
    107,279.19/160,970.67 = 44,145.90/x
  3. Step 3: Cross multiply
    107,279.19x = 160,970.67 × 44,145.90
  4. Step 4: Simplify right side
    107,279.19x = 7,106,195,100.75
  5. Step 5: Solve for x
    x = 7,106,195,100.75/107,279.19
  6. Step 6: Final answer
    x = 66,240.20

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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.