Home / 158,458.32-237,720.24-53,274.60

Finding the Fourth Proportional to 158,458.32, 237,720.24 and 53,274.60

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Solution

The fourth proportional to 158,458.32, 237,720.24 and 53,274.60 is: 79,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,458.32 : 237,720.24 = 53,274.60 : x
  2. Step 2: Convert to fraction form
    158,458.32/237,720.24 = 53,274.60/x
  3. Step 3: Cross multiply
    158,458.32x = 237,720.24 × 53,274.60
  4. Step 4: Simplify right side
    158,458.32x = 12,664,450,697.90
  5. Step 5: Solve for x
    x = 12,664,450,697.90/158,458.32
  6. Step 6: Final answer
    x = 79,922.91

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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.