Home / 286,094.18-394,718.64-165,219.50

Finding the Fourth Proportional to 286,094.18, 394,718.64 and 165,219.50

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Solution

The fourth proportional to 286,094.18, 394,718.64 and 165,219.50 is: 227,950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,094.18 : 394,718.64 = 165,219.50 : x
  2. Step 2: Convert to fraction form
    286,094.18/394,718.64 = 165,219.50/x
  3. Step 3: Cross multiply
    286,094.18x = 394,718.64 × 165,219.50
  4. Step 4: Simplify right side
    286,094.18x = 65,215,216,341.48
  5. Step 5: Solve for x
    x = 65,215,216,341.48/286,094.18
  6. Step 6: Final answer
    x = 227,950.17

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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.