Home / 261,504.18-361,043.73-160,960.50

Finding the Fourth Proportional to 261,504.18, 361,043.73 and 160,960.50

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Solution

The fourth proportional to 261,504.18, 361,043.73 and 160,960.50 is: 222,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,504.18 : 361,043.73 = 160,960.50 : x
  2. Step 2: Convert to fraction form
    261,504.18/361,043.73 = 160,960.50/x
  3. Step 3: Cross multiply
    261,504.18x = 361,043.73 × 160,960.50
  4. Step 4: Simplify right side
    261,504.18x = 58,113,779,302.67
  5. Step 5: Solve for x
    x = 58,113,779,302.67/261,504.18
  6. Step 6: Final answer
    x = 222,228.87

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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.