Home / 107,033.06-147,705.63-59,289.50

Finding the Fourth Proportional to 107,033.06, 147,705.63 and 59,289.50

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Solution

The fourth proportional to 107,033.06, 147,705.63 and 59,289.50 is: 81,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,033.06 : 147,705.63 = 59,289.50 : x
  2. Step 2: Convert to fraction form
    107,033.06/147,705.63 = 59,289.50/x
  3. Step 3: Cross multiply
    107,033.06x = 147,705.63 × 59,289.50
  4. Step 4: Simplify right side
    107,033.06x = 8,757,393,096.81
  5. Step 5: Solve for x
    x = 8,757,393,096.81/107,033.06
  6. Step 6: Final answer
    x = 81,819.51

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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.