Home / 213,555.40-294,680.56-118,048.84

Finding the Fourth Proportional to 213,555.40, 294,680.56 and 118,048.84

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Solution

The fourth proportional to 213,555.40, 294,680.56 and 118,048.84 is: 162,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,555.40 : 294,680.56 = 118,048.84 : x
  2. Step 2: Convert to fraction form
    213,555.40/294,680.56 = 118,048.84/x
  3. Step 3: Cross multiply
    213,555.40x = 294,680.56 × 118,048.84
  4. Step 4: Simplify right side
    213,555.40x = 34,786,698,278.55
  5. Step 5: Solve for x
    x = 34,786,698,278.55/213,555.40
  6. Step 6: Final answer
    x = 162,893.09

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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.