Home / 313,741.77-470,669.16-114,342.05

Finding the Fourth Proportional to 313,741.77, 470,669.16 and 114,342.05

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Solution

The fourth proportional to 313,741.77, 470,669.16 and 114,342.05 is: 171,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,741.77 : 470,669.16 = 114,342.05 : x
  2. Step 2: Convert to fraction form
    313,741.77/470,669.16 = 114,342.05/x
  3. Step 3: Cross multiply
    313,741.77x = 470,669.16 × 114,342.05
  4. Step 4: Simplify right side
    313,741.77x = 53,817,274,272.83
  5. Step 5: Solve for x
    x = 53,817,274,272.83/313,741.77
  6. Step 6: Final answer
    x = 171,533.66

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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.