Home / 213,101.04-294,078.16-117,607.76

Finding the Fourth Proportional to 213,101.04, 294,078.16 and 117,607.76

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Solution

The fourth proportional to 213,101.04, 294,078.16 and 117,607.76 is: 162,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,101.04 : 294,078.16 = 117,607.76 : x
  2. Step 2: Convert to fraction form
    213,101.04/294,078.16 = 117,607.76/x
  3. Step 3: Cross multiply
    213,101.04x = 294,078.16 × 117,607.76
  4. Step 4: Simplify right side
    213,101.04x = 34,585,873,662.52
  5. Step 5: Solve for x
    x = 34,585,873,662.52/213,101.04
  6. Step 6: Final answer
    x = 162,298.01

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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.