Home / 72,231.49-99,682.47-44,642.28

Finding the Fourth Proportional to 72,231.49, 99,682.47 and 44,642.28

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Solution

The fourth proportional to 72,231.49, 99,682.47 and 44,642.28 is: 61,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,231.49 : 99,682.47 = 44,642.28 : x
  2. Step 2: Convert to fraction form
    72,231.49/99,682.47 = 44,642.28/x
  3. Step 3: Cross multiply
    72,231.49x = 99,682.47 × 44,642.28
  4. Step 4: Simplify right side
    72,231.49x = 4,450,052,736.83
  5. Step 5: Solve for x
    x = 4,450,052,736.83/72,231.49
  6. Step 6: Final answer
    x = 61,608.21

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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.