Home / 106,032.32-159,379.08-66,841.28

Finding the Fourth Proportional to 106,032.32, 159,379.08 and 66,841.28

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Solution

The fourth proportional to 106,032.32, 159,379.08 and 66,841.28 is: 100,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,032.32 : 159,379.08 = 66,841.28 : x
  2. Step 2: Convert to fraction form
    106,032.32/159,379.08 = 66,841.28/x
  3. Step 3: Cross multiply
    106,032.32x = 159,379.08 × 66,841.28
  4. Step 4: Simplify right side
    106,032.32x = 10,653,101,712.42
  5. Step 5: Solve for x
    x = 10,653,101,712.42/106,032.32
  6. Step 6: Final answer
    x = 100,470.33

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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.