Home / 219,598.16-329,378.34-69,842.12

Finding the Fourth Proportional to 219,598.16, 329,378.34 and 69,842.12

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Solution

The fourth proportional to 219,598.16, 329,378.34 and 69,842.12 is: 104,757.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,598.16 : 329,378.34 = 69,842.12 : x
  2. Step 2: Convert to fraction form
    219,598.16/329,378.34 = 69,842.12/x
  3. Step 3: Cross multiply
    219,598.16x = 329,378.34 × 69,842.12
  4. Step 4: Simplify right side
    219,598.16x = 23,004,481,547.68
  5. Step 5: Solve for x
    x = 23,004,481,547.68/219,598.16
  6. Step 6: Final answer
    x = 104,757.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.