Home / 108,188.16-149,291.84-59,789.51

Finding the Fourth Proportional to 108,188.16, 149,291.84 and 59,789.51

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Solution

The fourth proportional to 108,188.16, 149,291.84 and 59,789.51 is: 82,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,188.16 : 149,291.84 = 59,789.51 : x
  2. Step 2: Convert to fraction form
    108,188.16/149,291.84 = 59,789.51/x
  3. Step 3: Cross multiply
    108,188.16x = 149,291.84 × 59,789.51
  4. Step 4: Simplify right side
    108,188.16x = 8,926,084,915.19
  5. Step 5: Solve for x
    x = 8,926,084,915.19/108,188.16
  6. Step 6: Final answer
    x = 82,505.20

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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.