Home / 62,255.87-85,940.93-42,173.74

Finding the Fourth Proportional to 62,255.87, 85,940.93 and 42,173.74

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Solution

The fourth proportional to 62,255.87, 85,940.93 and 42,173.74 is: 58,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,255.87 : 85,940.93 = 42,173.74 : x
  2. Step 2: Convert to fraction form
    62,255.87/85,940.93 = 42,173.74/x
  3. Step 3: Cross multiply
    62,255.87x = 85,940.93 × 42,173.74
  4. Step 4: Simplify right side
    62,255.87x = 3,624,450,437.18
  5. Step 5: Solve for x
    x = 3,624,450,437.18/62,255.87
  6. Step 6: Final answer
    x = 58,218.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.