Home / 108,766.58-150,064.23-63,412.47

Finding the Fourth Proportional to 108,766.58, 150,064.23 and 63,412.47

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Solution

The fourth proportional to 108,766.58, 150,064.23 and 63,412.47 is: 87,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,766.58 : 150,064.23 = 63,412.47 : x
  2. Step 2: Convert to fraction form
    108,766.58/150,064.23 = 63,412.47/x
  3. Step 3: Cross multiply
    108,766.58x = 150,064.23 × 63,412.47
  4. Step 4: Simplify right side
    108,766.58x = 9,515,943,482.95
  5. Step 5: Solve for x
    x = 9,515,943,482.95/108,766.58
  6. Step 6: Final answer
    x = 87,489.59

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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.