Home / 101,001.69-151,335.09-61,439.13

Finding the Fourth Proportional to 101,001.69, 151,335.09 and 61,439.13

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Solution

The fourth proportional to 101,001.69, 151,335.09 and 61,439.13 is: 92,056.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,001.69 : 151,335.09 = 61,439.13 : x
  2. Step 2: Convert to fraction form
    101,001.69/151,335.09 = 61,439.13/x
  3. Step 3: Cross multiply
    101,001.69x = 151,335.09 × 61,439.13
  4. Step 4: Simplify right side
    101,001.69x = 9,297,896,268.07
  5. Step 5: Solve for x
    x = 9,297,896,268.07/101,001.69
  6. Step 6: Final answer
    x = 92,056.84

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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.