Home / 77,098.34-106,413.51-50,194.04

Finding the Fourth Proportional to 77,098.34, 106,413.51 and 50,194.04

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Solution

The fourth proportional to 77,098.34, 106,413.51 and 50,194.04 is: 69,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,098.34 : 106,413.51 = 50,194.04 : x
  2. Step 2: Convert to fraction form
    77,098.34/106,413.51 = 50,194.04/x
  3. Step 3: Cross multiply
    77,098.34x = 106,413.51 × 50,194.04
  4. Step 4: Simplify right side
    77,098.34x = 5,341,323,977.48
  5. Step 5: Solve for x
    x = 5,341,323,977.48/77,098.34
  6. Step 6: Final answer
    x = 69,279.36

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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.