Home / 213,785.16-295,023.54-116,989.03

Finding the Fourth Proportional to 213,785.16, 295,023.54 and 116,989.03

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Solution

The fourth proportional to 213,785.16, 295,023.54 and 116,989.03 is: 161,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,785.16 : 295,023.54 = 116,989.03 : x
  2. Step 2: Convert to fraction form
    213,785.16/295,023.54 = 116,989.03/x
  3. Step 3: Cross multiply
    213,785.16x = 295,023.54 × 116,989.03
  4. Step 4: Simplify right side
    213,785.16x = 34,514,517,771.77
  5. Step 5: Solve for x
    x = 34,514,517,771.77/213,785.16
  6. Step 6: Final answer
    x = 161,444.88

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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.