Home / 109,557.44-151,189.28-59,256.44

Finding the Fourth Proportional to 109,557.44, 151,189.28 and 59,256.44

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Solution

The fourth proportional to 109,557.44, 151,189.28 and 59,256.44 is: 81,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,557.44 : 151,189.28 = 59,256.44 : x
  2. Step 2: Convert to fraction form
    109,557.44/151,189.28 = 59,256.44/x
  3. Step 3: Cross multiply
    109,557.44x = 151,189.28 × 59,256.44
  4. Step 4: Simplify right side
    109,557.44x = 8,958,938,498.96
  5. Step 5: Solve for x
    x = 8,958,938,498.96/109,557.44
  6. Step 6: Final answer
    x = 81,773.89

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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.