Home / 48,131.01-72,196.66-21,804.99

Finding the Fourth Proportional to 48,131.01, 72,196.66 and 21,804.99

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Solution

The fourth proportional to 48,131.01, 72,196.66 and 21,804.99 is: 32,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.01 : 72,196.66 = 21,804.99 : x
  2. Step 2: Convert to fraction form
    48,131.01/72,196.66 = 21,804.99/x
  3. Step 3: Cross multiply
    48,131.01x = 72,196.66 × 21,804.99
  4. Step 4: Simplify right side
    48,131.01x = 1,574,247,449.33
  5. Step 5: Solve for x
    x = 1,574,247,449.33/48,131.01
  6. Step 6: Final answer
    x = 32,707.55

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1.5x scale

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.