Home / 36,068.63-49,774.77-20,156.45

Finding the Fourth Proportional to 36,068.63, 49,774.77 and 20,156.45

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Solution

The fourth proportional to 36,068.63, 49,774.77 and 20,156.45 is: 27,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.63 : 49,774.77 = 20,156.45 : x
  2. Step 2: Convert to fraction form
    36,068.63/49,774.77 = 20,156.45/x
  3. Step 3: Cross multiply
    36,068.63x = 49,774.77 × 20,156.45
  4. Step 4: Simplify right side
    36,068.63x = 1,003,282,413.89
  5. Step 5: Solve for x
    x = 1,003,282,413.89/36,068.63
  6. Step 6: Final answer
    x = 27,815.93

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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.