Home / 56,823.63-78,450.24-50,518.59

Finding the Fourth Proportional to 56,823.63, 78,450.24 and 50,518.59

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Solution

The fourth proportional to 56,823.63, 78,450.24 and 50,518.59 is: 69,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823.63 : 78,450.24 = 50,518.59 : x
  2. Step 2: Convert to fraction form
    56,823.63/78,450.24 = 50,518.59/x
  3. Step 3: Cross multiply
    56,823.63x = 78,450.24 × 50,518.59
  4. Step 4: Simplify right side
    56,823.63x = 3,963,195,117.71
  5. Step 5: Solve for x
    x = 3,963,195,117.71/56,823.63
  6. Step 6: Final answer
    x = 69,745.55

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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.