Home / 110,533.26-152,530.47-62,780.34

Finding the Fourth Proportional to 110,533.26, 152,530.47 and 62,780.34

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Solution

The fourth proportional to 110,533.26, 152,530.47 and 62,780.34 is: 86,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,533.26 : 152,530.47 = 62,780.34 : x
  2. Step 2: Convert to fraction form
    110,533.26/152,530.47 = 62,780.34/x
  3. Step 3: Cross multiply
    110,533.26x = 152,530.47 × 62,780.34
  4. Step 4: Simplify right side
    110,533.26x = 9,575,914,766.96
  5. Step 5: Solve for x
    x = 9,575,914,766.96/110,533.26
  6. Step 6: Final answer
    x = 86,633.79

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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.