Home / 47,582.08-65,658.46-28,458.06

Finding the Fourth Proportional to 47,582.08, 65,658.46 and 28,458.06

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Solution

The fourth proportional to 47,582.08, 65,658.46 and 28,458.06 is: 39,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,582.08 : 65,658.46 = 28,458.06 : x
  2. Step 2: Convert to fraction form
    47,582.08/65,658.46 = 28,458.06/x
  3. Step 3: Cross multiply
    47,582.08x = 65,658.46 × 28,458.06
  4. Step 4: Simplify right side
    47,582.08x = 1,868,511,923.61
  5. Step 5: Solve for x
    x = 1,868,511,923.61/47,582.08
  6. Step 6: Final answer
    x = 39,269.24

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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.