Home / 108,597.24-149,842.80-68,287.59

Finding the Fourth Proportional to 108,597.24, 149,842.80 and 68,287.59

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Solution

The fourth proportional to 108,597.24, 149,842.80 and 68,287.59 is: 94,223.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,597.24 : 149,842.80 = 68,287.59 : x
  2. Step 2: Convert to fraction form
    108,597.24/149,842.80 = 68,287.59/x
  3. Step 3: Cross multiply
    108,597.24x = 149,842.80 × 68,287.59
  4. Step 4: Simplify right side
    108,597.24x = 10,232,403,690.85
  5. Step 5: Solve for x
    x = 10,232,403,690.85/108,597.24
  6. Step 6: Final answer
    x = 94,223.42

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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.