Home / 219,173.44-328,756.58-69,413.50

Finding the Fourth Proportional to 219,173.44, 328,756.58 and 69,413.50

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Solution

The fourth proportional to 219,173.44, 328,756.58 and 69,413.50 is: 104,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,173.44 : 328,756.58 = 69,413.50 : x
  2. Step 2: Convert to fraction form
    219,173.44/328,756.58 = 69,413.50/x
  3. Step 3: Cross multiply
    219,173.44x = 328,756.58 × 69,413.50
  4. Step 4: Simplify right side
    219,173.44x = 22,820,144,865.83
  5. Step 5: Solve for x
    x = 22,820,144,865.83/219,173.44
  6. Step 6: Final answer
    x = 104,119.12

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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.