Home / 107,055.44-147,744.84-59,313.20

Finding the Fourth Proportional to 107,055.44, 147,744.84 and 59,313.20

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Solution

The fourth proportional to 107,055.44, 147,744.84 and 59,313.20 is: 81,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,055.44 : 147,744.84 = 59,313.20 : x
  2. Step 2: Convert to fraction form
    107,055.44/147,744.84 = 59,313.20/x
  3. Step 3: Cross multiply
    107,055.44x = 147,744.84 × 59,313.20
  4. Step 4: Simplify right side
    107,055.44x = 8,763,219,243.89
  5. Step 5: Solve for x
    x = 8,763,219,243.89/107,055.44
  6. Step 6: Final answer
    x = 81,856.83

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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.