Home / 102,409.78-153,684.33-62,846.14

Finding the Fourth Proportional to 102,409.78, 153,684.33 and 62,846.14

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Solution

The fourth proportional to 102,409.78, 153,684.33 and 62,846.14 is: 94,311.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,409.78 : 153,684.33 = 62,846.14 : x
  2. Step 2: Convert to fraction form
    102,409.78/153,684.33 = 62,846.14/x
  3. Step 3: Cross multiply
    102,409.78x = 153,684.33 × 62,846.14
  4. Step 4: Simplify right side
    102,409.78x = 9,658,466,918.99
  5. Step 5: Solve for x
    x = 9,658,466,918.99/102,409.78
  6. Step 6: Final answer
    x = 94,311.96

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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.