Home / 336,917.03-505,206.95-112,199.13

Finding the Fourth Proportional to 336,917.03, 505,206.95 and 112,199.13

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Solution

The fourth proportional to 336,917.03, 505,206.95 and 112,199.13 is: 168,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,917.03 : 505,206.95 = 112,199.13 : x
  2. Step 2: Convert to fraction form
    336,917.03/505,206.95 = 112,199.13/x
  3. Step 3: Cross multiply
    336,917.03x = 505,206.95 × 112,199.13
  4. Step 4: Simplify right side
    336,917.03x = 56,683,780,119.70
  5. Step 5: Solve for x
    x = 56,683,780,119.70/336,917.03
  6. Step 6: Final answer
    x = 168,242.55

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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.