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Finding the Fourth Proportional to 58,249.60, 86,979.24 and 46,268.48

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Solution

The fourth proportional to 58,249.60, 86,979.24 and 46,268.48 is: 69,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,249.60 : 86,979.24 = 46,268.48 : x
  2. Step 2: Convert to fraction form
    58,249.60/86,979.24 = 46,268.48/x
  3. Step 3: Cross multiply
    58,249.60x = 86,979.24 × 46,268.48
  4. Step 4: Simplify right side
    58,249.60x = 4,024,397,443.80
  5. Step 5: Solve for x
    x = 4,024,397,443.80/58,249.60
  6. Step 6: Final answer
    x = 69,088.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.