Home / 336,119.50-504,001.05-99,429.40

Finding the Fourth Proportional to 336,119.50, 504,001.05 and 99,429.40

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Solution

The fourth proportional to 336,119.50, 504,001.05 and 99,429.40 is: 149,091.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,119.50 : 504,001.05 = 99,429.40 : x
  2. Step 2: Convert to fraction form
    336,119.50/504,001.05 = 99,429.40/x
  3. Step 3: Cross multiply
    336,119.50x = 504,001.05 × 99,429.40
  4. Step 4: Simplify right side
    336,119.50x = 50,112,522,000.87
  5. Step 5: Solve for x
    x = 50,112,522,000.87/336,119.50
  6. Step 6: Final answer
    x = 149,091.39

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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.