Home / 227,637.20-341,455.80-109,247.60

Finding the Fourth Proportional to 227,637.20, 341,455.80 and 109,247.60

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Solution

The fourth proportional to 227,637.20, 341,455.80 and 109,247.60 is: 163,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,637.20 : 341,455.80 = 109,247.60 : x
  2. Step 2: Convert to fraction form
    227,637.20/341,455.80 = 109,247.60/x
  3. Step 3: Cross multiply
    227,637.20x = 341,455.80 × 109,247.60
  4. Step 4: Simplify right side
    227,637.20x = 37,303,226,656.08
  5. Step 5: Solve for x
    x = 37,303,226,656.08/227,637.20
  6. Step 6: Final answer
    x = 163,871.40

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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.