Home / 36,116.10-49,840.34-20,199.51

Finding the Fourth Proportional to 36,116.10, 49,840.34 and 20,199.51

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Solution

The fourth proportional to 36,116.10, 49,840.34 and 20,199.51 is: 27,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.10 : 49,840.34 = 20,199.51 : x
  2. Step 2: Convert to fraction form
    36,116.10/49,840.34 = 20,199.51/x
  3. Step 3: Cross multiply
    36,116.10x = 49,840.34 × 20,199.51
  4. Step 4: Simplify right side
    36,116.10x = 1,006,750,345.24
  5. Step 5: Solve for x
    x = 1,006,750,345.24/36,116.10
  6. Step 6: Final answer
    x = 27,875.39

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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.