Home / 213,633.92-294,816.72-118,147.04

Finding the Fourth Proportional to 213,633.92, 294,816.72 and 118,147.04

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Solution

The fourth proportional to 213,633.92, 294,816.72 and 118,147.04 is: 163,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,633.92 : 294,816.72 = 118,147.04 : x
  2. Step 2: Convert to fraction form
    213,633.92/294,816.72 = 118,147.04/x
  3. Step 3: Cross multiply
    213,633.92x = 294,816.72 × 118,147.04
  4. Step 4: Simplify right side
    213,633.92x = 34,831,722,810.51
  5. Step 5: Solve for x
    x = 34,831,722,810.51/213,633.92
  6. Step 6: Final answer
    x = 163,043.97

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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.