Home / 219,035.26-328,503.34-100,592.74

Finding the Fourth Proportional to 219,035.26, 328,503.34 and 100,592.74

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Solution

The fourth proportional to 219,035.26, 328,503.34 and 100,592.74 is: 150,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,035.26 : 328,503.34 = 100,592.74 : x
  2. Step 2: Convert to fraction form
    219,035.26/328,503.34 = 100,592.74/x
  3. Step 3: Cross multiply
    219,035.26x = 328,503.34 × 100,592.74
  4. Step 4: Simplify right side
    219,035.26x = 33,045,051,069.75
  5. Step 5: Solve for x
    x = 33,045,051,069.75/219,035.26
  6. Step 6: Final answer
    x = 150,866.35

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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.