Home / 164,974.77-247,442.72-129,924.45

Finding the Fourth Proportional to 164,974.77, 247,442.72 and 129,924.45

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Solution

The fourth proportional to 164,974.77, 247,442.72 and 129,924.45 is: 194,871.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,974.77 : 247,442.72 = 129,924.45 : x
  2. Step 2: Convert to fraction form
    164,974.77/247,442.72 = 129,924.45/x
  3. Step 3: Cross multiply
    164,974.77x = 247,442.72 × 129,924.45
  4. Step 4: Simplify right side
    164,974.77x = 32,148,858,652.88
  5. Step 5: Solve for x
    x = 32,148,858,652.88/164,974.77
  6. Step 6: Final answer
    x = 194,871.37

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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.