Home / 211,785.54-292,269.15-114,993.51

Finding the Fourth Proportional to 211,785.54, 292,269.15 and 114,993.51

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Solution

The fourth proportional to 211,785.54, 292,269.15 and 114,993.51 is: 158,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,785.54 : 292,269.15 = 114,993.51 : x
  2. Step 2: Convert to fraction form
    211,785.54/292,269.15 = 114,993.51/x
  3. Step 3: Cross multiply
    211,785.54x = 292,269.15 × 114,993.51
  4. Step 4: Simplify right side
    211,785.54x = 33,609,055,423.22
  5. Step 5: Solve for x
    x = 33,609,055,423.22/211,785.54
  6. Step 6: Final answer
    x = 158,693.82

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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.