Home / 96,687.42-133,430.94-54,249.12

Finding the Fourth Proportional to 96,687.42, 133,430.94 and 54,249.12

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Solution

The fourth proportional to 96,687.42, 133,430.94 and 54,249.12 is: 74,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,687.42 : 133,430.94 = 54,249.12 : x
  2. Step 2: Convert to fraction form
    96,687.42/133,430.94 = 54,249.12/x
  3. Step 3: Cross multiply
    96,687.42x = 133,430.94 × 54,249.12
  4. Step 4: Simplify right side
    96,687.42x = 7,238,511,075.77
  5. Step 5: Solve for x
    x = 7,238,511,075.77/96,687.42
  6. Step 6: Final answer
    x = 74,865.08

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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.