Home / 152,003.10-228,004.65-67,763.10

Finding the Fourth Proportional to 152,003.10, 228,004.65 and 67,763.10

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Solution

The fourth proportional to 152,003.10, 228,004.65 and 67,763.10 is: 101,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,003.10 : 228,004.65 = 67,763.10 : x
  2. Step 2: Convert to fraction form
    152,003.10/228,004.65 = 67,763.10/x
  3. Step 3: Cross multiply
    152,003.10x = 228,004.65 × 67,763.10
  4. Step 4: Simplify right side
    152,003.10x = 15,450,301,898.42
  5. Step 5: Solve for x
    x = 15,450,301,898.42/152,003.10
  6. Step 6: Final answer
    x = 101,644.65

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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.