Home / 53,230.44-73,463.15-39,778.34

Finding the Fourth Proportional to 53,230.44, 73,463.15 and 39,778.34

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Solution

The fourth proportional to 53,230.44, 73,463.15 and 39,778.34 is: 54,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.44 : 73,463.15 = 39,778.34 : x
  2. Step 2: Convert to fraction form
    53,230.44/73,463.15 = 39,778.34/x
  3. Step 3: Cross multiply
    53,230.44x = 73,463.15 × 39,778.34
  4. Step 4: Simplify right side
    53,230.44x = 2,922,242,303.53
  5. Step 5: Solve for x
    x = 2,922,242,303.53/53,230.44
  6. Step 6: Final answer
    x = 54,897.95

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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.