Home / 219,637.33-303,114.98-124,144.75

Finding the Fourth Proportional to 219,637.33, 303,114.98 and 124,144.75

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Solution

The fourth proportional to 219,637.33, 303,114.98 and 124,144.75 is: 171,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,637.33 : 303,114.98 = 124,144.75 : x
  2. Step 2: Convert to fraction form
    219,637.33/303,114.98 = 124,144.75/x
  3. Step 3: Cross multiply
    219,637.33x = 303,114.98 × 124,144.75
  4. Step 4: Simplify right side
    219,637.33x = 37,630,133,413.36
  5. Step 5: Solve for x
    x = 37,630,133,413.36/219,637.33
  6. Step 6: Final answer
    x = 171,328.50

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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.