Home / 158,977.35-238,317.80-53,722.71

Finding the Fourth Proportional to 158,977.35, 238,317.80 and 53,722.71

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Solution

The fourth proportional to 158,977.35, 238,317.80 and 53,722.71 is: 80,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,977.35 : 238,317.80 = 53,722.71 : x
  2. Step 2: Convert to fraction form
    158,977.35/238,317.80 = 53,722.71/x
  3. Step 3: Cross multiply
    158,977.35x = 238,317.80 × 53,722.71
  4. Step 4: Simplify right side
    158,977.35x = 12,803,077,788.62
  5. Step 5: Solve for x
    x = 12,803,077,788.62/158,977.35
  6. Step 6: Final answer
    x = 80,533.97

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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.