Home / 74,249.04-111,364.52-21,658.58

Finding the Fourth Proportional to 74,249.04, 111,364.52 and 21,658.58

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Solution

The fourth proportional to 74,249.04, 111,364.52 and 21,658.58 is: 32,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.04 : 111,364.52 = 21,658.58 : x
  2. Step 2: Convert to fraction form
    74,249.04/111,364.52 = 21,658.58/x
  3. Step 3: Cross multiply
    74,249.04x = 111,364.52 × 21,658.58
  4. Step 4: Simplify right side
    74,249.04x = 2,411,997,365.58
  5. Step 5: Solve for x
    x = 2,411,997,365.58/74,249.04
  6. Step 6: Final answer
    x = 32,485.23

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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.