Home / 104,823.48-157,299.84-67,407.42

Finding the Fourth Proportional to 104,823.48, 157,299.84 and 67,407.42

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Solution

The fourth proportional to 104,823.48, 157,299.84 and 67,407.42 is: 101,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,823.48 : 157,299.84 = 67,407.42 : x
  2. Step 2: Convert to fraction form
    104,823.48/157,299.84 = 67,407.42/x
  3. Step 3: Cross multiply
    104,823.48x = 157,299.84 × 67,407.42
  4. Step 4: Simplify right side
    104,823.48x = 10,603,176,380.81
  5. Step 5: Solve for x
    x = 10,603,176,380.81/104,823.48
  6. Step 6: Final answer
    x = 101,152.68

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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.