Home / 100,736.15-151,417.98-63,535.28

Finding the Fourth Proportional to 100,736.15, 151,417.98 and 63,535.28

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Solution

The fourth proportional to 100,736.15, 151,417.98 and 63,535.28 is: 95,500.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,736.15 : 151,417.98 = 63,535.28 : x
  2. Step 2: Convert to fraction form
    100,736.15/151,417.98 = 63,535.28/x
  3. Step 3: Cross multiply
    100,736.15x = 151,417.98 × 63,535.28
  4. Step 4: Simplify right side
    100,736.15x = 9,620,382,999.24
  5. Step 5: Solve for x
    x = 9,620,382,999.24/100,736.15
  6. Step 6: Final answer
    x = 95,500.81

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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.