Home / 213,561.10-294,699.86-118,054.80

Finding the Fourth Proportional to 213,561.10, 294,699.86 and 118,054.80

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Solution

The fourth proportional to 213,561.10, 294,699.86 and 118,054.80 is: 162,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,561.10 : 294,699.86 = 118,054.80 : x
  2. Step 2: Convert to fraction form
    213,561.10/294,699.86 = 118,054.80/x
  3. Step 3: Cross multiply
    213,561.10x = 294,699.86 × 118,054.80
  4. Step 4: Simplify right side
    213,561.10x = 34,790,733,032.33
  5. Step 5: Solve for x
    x = 34,790,733,032.33/213,561.10
  6. Step 6: Final answer
    x = 162,907.63

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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.