Home / 124,811.70-187,217.55-41,705.70

Finding the Fourth Proportional to 124,811.70, 187,217.55 and 41,705.70

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Solution

The fourth proportional to 124,811.70, 187,217.55 and 41,705.70 is: 62,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811.70 : 187,217.55 = 41,705.70 : x
  2. Step 2: Convert to fraction form
    124,811.70/187,217.55 = 41,705.70/x
  3. Step 3: Cross multiply
    124,811.70x = 187,217.55 × 41,705.70
  4. Step 4: Simplify right side
    124,811.70x = 7,808,038,975.04
  5. Step 5: Solve for x
    x = 7,808,038,975.04/124,811.70
  6. Step 6: Final answer
    x = 62,558.55

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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.