Home / 211,611.88-292,023.59-116,120.17

Finding the Fourth Proportional to 211,611.88, 292,023.59 and 116,120.17

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Solution

The fourth proportional to 211,611.88, 292,023.59 and 116,120.17 is: 160,245.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,611.88 : 292,023.59 = 116,120.17 : x
  2. Step 2: Convert to fraction form
    211,611.88/292,023.59 = 116,120.17/x
  3. Step 3: Cross multiply
    211,611.88x = 292,023.59 × 116,120.17
  4. Step 4: Simplify right side
    211,611.88x = 33,909,828,914.81
  5. Step 5: Solve for x
    x = 33,909,828,914.81/211,611.88
  6. Step 6: Final answer
    x = 160,245.39

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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.