Home / 213,116.68-294,100.41-117,622.69

Finding the Fourth Proportional to 213,116.68, 294,100.41 and 117,622.69

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Solution

The fourth proportional to 213,116.68, 294,100.41 and 117,622.69 is: 162,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,116.68 : 294,100.41 = 117,622.69 : x
  2. Step 2: Convert to fraction form
    213,116.68/294,100.41 = 117,622.69/x
  3. Step 3: Cross multiply
    213,116.68x = 294,100.41 × 117,622.69
  4. Step 4: Simplify right side
    213,116.68x = 34,592,880,398.51
  5. Step 5: Solve for x
    x = 34,592,880,398.51/213,116.68
  6. Step 6: Final answer
    x = 162,318.98

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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.