Home / 213,780.66-295,023.43-118,296.24

Finding the Fourth Proportional to 213,780.66, 295,023.43 and 118,296.24

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Solution

The fourth proportional to 213,780.66, 295,023.43 and 118,296.24 is: 163,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,780.66 : 295,023.43 = 118,296.24 : x
  2. Step 2: Convert to fraction form
    213,780.66/295,023.43 = 118,296.24/x
  3. Step 3: Cross multiply
    213,780.66x = 295,023.43 × 118,296.24
  4. Step 4: Simplify right side
    213,780.66x = 34,900,162,480.90
  5. Step 5: Solve for x
    x = 34,900,162,480.90/213,780.66
  6. Step 6: Final answer
    x = 163,252.20

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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.