Home / 89,133.01-133,441.02-69,351.59

Finding the Fourth Proportional to 89,133.01, 133,441.02 and 69,351.59

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Solution

The fourth proportional to 89,133.01, 133,441.02 and 69,351.59 is: 103,826.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,133.01 : 133,441.02 = 69,351.59 : x
  2. Step 2: Convert to fraction form
    89,133.01/133,441.02 = 69,351.59/x
  3. Step 3: Cross multiply
    89,133.01x = 133,441.02 × 69,351.59
  4. Step 4: Simplify right side
    89,133.01x = 9,254,347,241.82
  5. Step 5: Solve for x
    x = 9,254,347,241.82/89,133.01
  6. Step 6: Final answer
    x = 103,826.26

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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.