Home / 146,244.60-219,038.85-120,000.60

Finding the Fourth Proportional to 146,244.60, 219,038.85 and 120,000.60

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Solution

The fourth proportional to 146,244.60, 219,038.85 and 120,000.60 is: 179,731.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,244.60 : 219,038.85 = 120,000.60 : x
  2. Step 2: Convert to fraction form
    146,244.60/219,038.85 = 120,000.60/x
  3. Step 3: Cross multiply
    146,244.60x = 219,038.85 × 120,000.60
  4. Step 4: Simplify right side
    146,244.60x = 26,284,793,423.31
  5. Step 5: Solve for x
    x = 26,284,793,423.31/146,244.60
  6. Step 6: Final answer
    x = 179,731.72

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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.