Home / 103,433.41-155,024.70-47,196.46

Finding the Fourth Proportional to 103,433.41, 155,024.70 and 47,196.46

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Solution

The fourth proportional to 103,433.41, 155,024.70 and 47,196.46 is: 70,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,433.41 : 155,024.70 = 47,196.46 : x
  2. Step 2: Convert to fraction form
    103,433.41/155,024.70 = 47,196.46/x
  3. Step 3: Cross multiply
    103,433.41x = 155,024.70 × 47,196.46
  4. Step 4: Simplify right side
    103,433.41x = 7,316,617,052.56
  5. Step 5: Solve for x
    x = 7,316,617,052.56/103,433.41
  6. Step 6: Final answer
    x = 70,737.46

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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.