Home / 153,769.46-230,692.59-42,960.50

Finding the Fourth Proportional to 153,769.46, 230,692.59 and 42,960.50

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Solution

The fourth proportional to 153,769.46, 230,692.59 and 42,960.50 is: 64,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,769.46 : 230,692.59 = 42,960.50 : x
  2. Step 2: Convert to fraction form
    153,769.46/230,692.59 = 42,960.50/x
  3. Step 3: Cross multiply
    153,769.46x = 230,692.59 × 42,960.50
  4. Step 4: Simplify right side
    153,769.46x = 9,910,669,012.70
  5. Step 5: Solve for x
    x = 9,910,669,012.70/153,769.46
  6. Step 6: Final answer
    x = 64,451.48

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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.