Home / 211,630.14-292,048.79-116,138.42

Finding the Fourth Proportional to 211,630.14, 292,048.79 and 116,138.42

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Solution

The fourth proportional to 211,630.14, 292,048.79 and 116,138.42 is: 160,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,630.14 : 292,048.79 = 116,138.42 : x
  2. Step 2: Convert to fraction form
    211,630.14/292,048.79 = 116,138.42/x
  3. Step 3: Cross multiply
    211,630.14x = 292,048.79 × 116,138.42
  4. Step 4: Simplify right side
    211,630.14x = 33,918,085,033.51
  5. Step 5: Solve for x
    x = 33,918,085,033.51/211,630.14
  6. Step 6: Final answer
    x = 160,270.58

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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.