Home / 190,095.04-262,396.70-109,554.72

Finding the Fourth Proportional to 190,095.04, 262,396.70 and 109,554.72

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Solution

The fourth proportional to 190,095.04, 262,396.70 and 109,554.72 is: 151,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,095.04 : 262,396.70 = 109,554.72 : x
  2. Step 2: Convert to fraction form
    190,095.04/262,396.70 = 109,554.72/x
  3. Step 3: Cross multiply
    190,095.04x = 262,396.70 × 109,554.72
  4. Step 4: Simplify right side
    190,095.04x = 28,746,796,997.42
  5. Step 5: Solve for x
    x = 28,746,796,997.42/190,095.04
  6. Step 6: Final answer
    x = 151,223.29

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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.