Home / 104,722.04-155,898.56-104,099.24

Finding the Fourth Proportional to 104,722.04, 155,898.56 and 104,099.24

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Solution

The fourth proportional to 104,722.04, 155,898.56 and 104,099.24 is: 154,971.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,722.04 : 155,898.56 = 104,099.24 : x
  2. Step 2: Convert to fraction form
    104,722.04/155,898.56 = 104,099.24/x
  3. Step 3: Cross multiply
    104,722.04x = 155,898.56 × 104,099.24
  4. Step 4: Simplify right side
    104,722.04x = 16,228,922,263.09
  5. Step 5: Solve for x
    x = 16,228,922,263.09/104,722.04
  6. Step 6: Final answer
    x = 154,971.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.