Home / 155,864.26-233,806.28-65,890.21

Finding the Fourth Proportional to 155,864.26, 233,806.28 and 65,890.21

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Solution

The fourth proportional to 155,864.26, 233,806.28 and 65,890.21 is: 98,839.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,864.26 : 233,806.28 = 65,890.21 : x
  2. Step 2: Convert to fraction form
    155,864.26/233,806.28 = 65,890.21/x
  3. Step 3: Cross multiply
    155,864.26x = 233,806.28 × 65,890.21
  4. Step 4: Simplify right side
    155,864.26x = 15,405,544,888.52
  5. Step 5: Solve for x
    x = 15,405,544,888.52/155,864.26
  6. Step 6: Final answer
    x = 98,839.50

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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.