Home / 352,981.16-529,530.30-163,631.24

Finding the Fourth Proportional to 352,981.16, 529,530.30 and 163,631.24

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Solution

The fourth proportional to 352,981.16, 529,530.30 and 163,631.24 is: 245,474.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,981.16 : 529,530.30 = 163,631.24 : x
  2. Step 2: Convert to fraction form
    352,981.16/529,530.30 = 163,631.24/x
  3. Step 3: Cross multiply
    352,981.16x = 529,530.30 × 163,631.24
  4. Step 4: Simplify right side
    352,981.16x = 86,647,699,606.57
  5. Step 5: Solve for x
    x = 86,647,699,606.57/352,981.16
  6. Step 6: Final answer
    x = 245,474.01

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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.