Home / 219,413.24-329,119.86-61,643.06

Finding the Fourth Proportional to 219,413.24, 329,119.86 and 61,643.06

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Solution

The fourth proportional to 219,413.24, 329,119.86 and 61,643.06 is: 92,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,413.24 : 329,119.86 = 61,643.06 : x
  2. Step 2: Convert to fraction form
    219,413.24/329,119.86 = 61,643.06/x
  3. Step 3: Cross multiply
    219,413.24x = 329,119.86 × 61,643.06
  4. Step 4: Simplify right side
    219,413.24x = 20,287,955,277.17
  5. Step 5: Solve for x
    x = 20,287,955,277.17/219,413.24
  6. Step 6: Final answer
    x = 92,464.59

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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.