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Finding the Fourth Proportional to 58,949.64, 88,380.68 and 53,009.19

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Solution

The fourth proportional to 58,949.64, 88,380.68 and 53,009.19 is: 79,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,949.64 : 88,380.68 = 53,009.19 : x
  2. Step 2: Convert to fraction form
    58,949.64/88,380.68 = 53,009.19/x
  3. Step 3: Cross multiply
    58,949.64x = 88,380.68 × 53,009.19
  4. Step 4: Simplify right side
    58,949.64x = 4,684,987,993.40
  5. Step 5: Solve for x
    x = 4,684,987,993.40/58,949.64
  6. Step 6: Final answer
    x = 79,474.41

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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.