Home / 211,628.39-292,055.58-116,138.52

Finding the Fourth Proportional to 211,628.39, 292,055.58 and 116,138.52

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Solution

The fourth proportional to 211,628.39, 292,055.58 and 116,138.52 is: 160,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,628.39 : 292,055.58 = 116,138.52 : x
  2. Step 2: Convert to fraction form
    211,628.39/292,055.58 = 116,138.52/x
  3. Step 3: Cross multiply
    211,628.39x = 292,055.58 × 116,138.52
  4. Step 4: Simplify right side
    211,628.39x = 33,918,902,818.94
  5. Step 5: Solve for x
    x = 33,918,902,818.94/211,628.39
  6. Step 6: Final answer
    x = 160,275.77

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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.