Home / 213,673.24-294,860.78-118,181.52

Finding the Fourth Proportional to 213,673.24, 294,860.78 and 118,181.52

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Solution

The fourth proportional to 213,673.24, 294,860.78 and 118,181.52 is: 163,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,673.24 : 294,860.78 = 118,181.52 : x
  2. Step 2: Convert to fraction form
    213,673.24/294,860.78 = 118,181.52/x
  3. Step 3: Cross multiply
    213,673.24x = 294,860.78 × 118,181.52
  4. Step 4: Simplify right side
    213,673.24x = 34,847,095,168.79
  5. Step 5: Solve for x
    x = 34,847,095,168.79/213,673.24
  6. Step 6: Final answer
    x = 163,085.91

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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.