Home / 213,556.12-294,703.05-118,060.72

Finding the Fourth Proportional to 213,556.12, 294,703.05 and 118,060.72

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Solution

The fourth proportional to 213,556.12, 294,703.05 and 118,060.72 is: 162,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,556.12 : 294,703.05 = 118,060.72 : x
  2. Step 2: Convert to fraction form
    213,556.12/294,703.05 = 118,060.72/x
  3. Step 3: Cross multiply
    213,556.12x = 294,703.05 × 118,060.72
  4. Step 4: Simplify right side
    213,556.12x = 34,792,854,269.20
  5. Step 5: Solve for x
    x = 34,792,854,269.20/213,556.12
  6. Step 6: Final answer
    x = 162,921.36

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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.