Home / 101,076.32-151,365.35-63,543.30

Finding the Fourth Proportional to 101,076.32, 151,365.35 and 63,543.30

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Solution

The fourth proportional to 101,076.32, 151,365.35 and 63,543.30 is: 95,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,076.32 : 151,365.35 = 63,543.30 : x
  2. Step 2: Convert to fraction form
    101,076.32/151,365.35 = 63,543.30/x
  3. Step 3: Cross multiply
    101,076.32x = 151,365.35 × 63,543.30
  4. Step 4: Simplify right side
    101,076.32x = 9,618,253,526.94
  5. Step 5: Solve for x
    x = 9,618,253,526.94/101,076.32
  6. Step 6: Final answer
    x = 95,158.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.