Home / 106,722.14-147,286.24-62,001.50

Finding the Fourth Proportional to 106,722.14, 147,286.24 and 62,001.50

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Solution

The fourth proportional to 106,722.14, 147,286.24 and 62,001.50 is: 85,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,722.14 : 147,286.24 = 62,001.50 : x
  2. Step 2: Convert to fraction form
    106,722.14/147,286.24 = 62,001.50/x
  3. Step 3: Cross multiply
    106,722.14x = 147,286.24 × 62,001.50
  4. Step 4: Simplify right side
    106,722.14x = 9,131,967,809.36
  5. Step 5: Solve for x
    x = 9,131,967,809.36/106,722.14
  6. Step 6: Final answer
    x = 85,567.70

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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.