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Finding the Fourth Proportional to 179,495.65, 247,692.86 and 98,918.67

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Solution

The fourth proportional to 179,495.65, 247,692.86 and 98,918.67 is: 136,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,495.65 : 247,692.86 = 98,918.67 : x
  2. Step 2: Convert to fraction form
    179,495.65/247,692.86 = 98,918.67/x
  3. Step 3: Cross multiply
    179,495.65x = 247,692.86 × 98,918.67
  4. Step 4: Simplify right side
    179,495.65x = 24,501,449,084.90
  5. Step 5: Solve for x
    x = 24,501,449,084.90/179,495.65
  6. Step 6: Final answer
    x = 136,501.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.