Home / 55,940.95-77,140.50-43,196.21

Finding the Fourth Proportional to 55,940.95, 77,140.50 and 43,196.21

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Solution

The fourth proportional to 55,940.95, 77,140.50 and 43,196.21 is: 59,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,940.95 : 77,140.50 = 43,196.21 : x
  2. Step 2: Convert to fraction form
    55,940.95/77,140.50 = 43,196.21/x
  3. Step 3: Cross multiply
    55,940.95x = 77,140.50 × 43,196.21
  4. Step 4: Simplify right side
    55,940.95x = 3,332,177,439.03
  5. Step 5: Solve for x
    x = 3,332,177,439.03/55,940.95
  6. Step 6: Final answer
    x = 59,565.97

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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.