Home / 144,556.69-216,718.16-60,381.34

Finding the Fourth Proportional to 144,556.69, 216,718.16 and 60,381.34

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Solution

The fourth proportional to 144,556.69, 216,718.16 and 60,381.34 is: 90,523.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,556.69 : 216,718.16 = 60,381.34 : x
  2. Step 2: Convert to fraction form
    144,556.69/216,718.16 = 60,381.34/x
  3. Step 3: Cross multiply
    144,556.69x = 216,718.16 × 60,381.34
  4. Step 4: Simplify right side
    144,556.69x = 13,085,732,903.13
  5. Step 5: Solve for x
    x = 13,085,732,903.13/144,556.69
  6. Step 6: Final answer
    x = 90,523.19

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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.