Home / 367,671.08-551,558.48-130,943.72

Finding the Fourth Proportional to 367,671.08, 551,558.48 and 130,943.72

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Solution

The fourth proportional to 367,671.08, 551,558.48 and 130,943.72 is: 196,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,671.08 : 551,558.48 = 130,943.72 : x
  2. Step 2: Convert to fraction form
    367,671.08/551,558.48 = 130,943.72/x
  3. Step 3: Cross multiply
    367,671.08x = 551,558.48 × 130,943.72
  4. Step 4: Simplify right side
    367,671.08x = 72,223,119,168.75
  5. Step 5: Solve for x
    x = 72,223,119,168.75/367,671.08
  6. Step 6: Final answer
    x = 196,434.05

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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.