Home / 213,066.99-294,023.79-117,572.40

Finding the Fourth Proportional to 213,066.99, 294,023.79 and 117,572.40

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Solution

The fourth proportional to 213,066.99, 294,023.79 and 117,572.40 is: 162,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,066.99 : 294,023.79 = 117,572.40 : x
  2. Step 2: Convert to fraction form
    213,066.99/294,023.79 = 117,572.40/x
  3. Step 3: Cross multiply
    213,066.99x = 294,023.79 × 117,572.40
  4. Step 4: Simplify right side
    213,066.99x = 34,569,082,647.40
  5. Step 5: Solve for x
    x = 34,569,082,647.40/213,066.99
  6. Step 6: Final answer
    x = 162,245.14

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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.