Home / 211,652.80-292,071.72-116,161.12

Finding the Fourth Proportional to 211,652.80, 292,071.72 and 116,161.12

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Solution

The fourth proportional to 211,652.80, 292,071.72 and 116,161.12 is: 160,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,652.80 : 292,071.72 = 116,161.12 : x
  2. Step 2: Convert to fraction form
    211,652.80/292,071.72 = 116,161.12/x
  3. Step 3: Cross multiply
    211,652.80x = 292,071.72 × 116,161.12
  4. Step 4: Simplify right side
    211,652.80x = 33,927,378,115.53
  5. Step 5: Solve for x
    x = 33,927,378,115.53/211,652.80
  6. Step 6: Final answer
    x = 160,297.33

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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.