Home / 106,763.36-147,327.44-59,013.84

Finding the Fourth Proportional to 106,763.36, 147,327.44 and 59,013.84

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Solution

The fourth proportional to 106,763.36, 147,327.44 and 59,013.84 is: 81,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,763.36 : 147,327.44 = 59,013.84 : x
  2. Step 2: Convert to fraction form
    106,763.36/147,327.44 = 59,013.84/x
  3. Step 3: Cross multiply
    106,763.36x = 147,327.44 × 59,013.84
  4. Step 4: Simplify right side
    106,763.36x = 8,694,357,971.77
  5. Step 5: Solve for x
    x = 8,694,357,971.77/106,763.36
  6. Step 6: Final answer
    x = 81,435.78

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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.