Home / 174,123.20-261,184.80-163,625.60

Finding the Fourth Proportional to 174,123.20, 261,184.80 and 163,625.60

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Solution

The fourth proportional to 174,123.20, 261,184.80 and 163,625.60 is: 245,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,123.20 : 261,184.80 = 163,625.60 : x
  2. Step 2: Convert to fraction form
    174,123.20/261,184.80 = 163,625.60/x
  3. Step 3: Cross multiply
    174,123.20x = 261,184.80 × 163,625.60
  4. Step 4: Simplify right side
    174,123.20x = 42,736,519,610.88
  5. Step 5: Solve for x
    x = 42,736,519,610.88/174,123.20
  6. Step 6: Final answer
    x = 245,438.40

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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.