Home / 213,127.64-294,095.19-117,628.18

Finding the Fourth Proportional to 213,127.64, 294,095.19 and 117,628.18

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Solution

The fourth proportional to 213,127.64, 294,095.19 and 117,628.18 is: 162,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,127.64 : 294,095.19 = 117,628.18 : x
  2. Step 2: Convert to fraction form
    213,127.64/294,095.19 = 117,628.18/x
  3. Step 3: Cross multiply
    213,127.64x = 294,095.19 × 117,628.18
  4. Step 4: Simplify right side
    213,127.64x = 34,593,882,755.18
  5. Step 5: Solve for x
    x = 34,593,882,755.18/213,127.64
  6. Step 6: Final answer
    x = 162,315.33

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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.