Home / 352,715.04-528,960.78-115,994.16

Finding the Fourth Proportional to 352,715.04, 528,960.78 and 115,994.16

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Solution

The fourth proportional to 352,715.04, 528,960.78 and 115,994.16 is: 173,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,715.04 : 528,960.78 = 115,994.16 : x
  2. Step 2: Convert to fraction form
    352,715.04/528,960.78 = 115,994.16/x
  3. Step 3: Cross multiply
    352,715.04x = 528,960.78 × 115,994.16
  4. Step 4: Simplify right side
    352,715.04x = 61,356,361,349.04
  5. Step 5: Solve for x
    x = 61,356,361,349.04/352,715.04
  6. Step 6: Final answer
    x = 173,954.48

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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.