Home / 101,051.02-151,477.44-86,091.94

Finding the Fourth Proportional to 101,051.02, 151,477.44 and 86,091.94

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Solution

The fourth proportional to 101,051.02, 151,477.44 and 86,091.94 is: 129,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,051.02 : 151,477.44 = 86,091.94 : x
  2. Step 2: Convert to fraction form
    101,051.02/151,477.44 = 86,091.94/x
  3. Step 3: Cross multiply
    101,051.02x = 151,477.44 × 86,091.94
  4. Step 4: Simplify right side
    101,051.02x = 13,040,986,675.83
  5. Step 5: Solve for x
    x = 13,040,986,675.83/101,051.02
  6. Step 6: Final answer
    x = 129,053.49

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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.