Home / 110,525.76-152,525.16-62,769.60

Finding the Fourth Proportional to 110,525.76, 152,525.16 and 62,769.60

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Solution

The fourth proportional to 110,525.76, 152,525.16 and 62,769.60 is: 86,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,525.76 : 152,525.16 = 62,769.60 : x
  2. Step 2: Convert to fraction form
    110,525.76/152,525.16 = 62,769.60/x
  3. Step 3: Cross multiply
    110,525.76x = 152,525.16 × 62,769.60
  4. Step 4: Simplify right side
    110,525.76x = 9,573,943,283.14
  5. Step 5: Solve for x
    x = 9,573,943,283.14/110,525.76
  6. Step 6: Final answer
    x = 86,621.83

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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.