Home / 145,119.33-217,718.37-60,835.17

Finding the Fourth Proportional to 145,119.33, 217,718.37 and 60,835.17

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Solution

The fourth proportional to 145,119.33, 217,718.37 and 60,835.17 is: 91,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,119.33 : 217,718.37 = 60,835.17 : x
  2. Step 2: Convert to fraction form
    145,119.33/217,718.37 = 60,835.17/x
  3. Step 3: Cross multiply
    145,119.33x = 217,718.37 × 60,835.17
  4. Step 4: Simplify right side
    145,119.33x = 13,244,934,051.07
  5. Step 5: Solve for x
    x = 13,244,934,051.07/145,119.33
  6. Step 6: Final answer
    x = 91,269.26

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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.