Home / 160,615.68-221,643.66-92,635.50

Finding the Fourth Proportional to 160,615.68, 221,643.66 and 92,635.50

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Solution

The fourth proportional to 160,615.68, 221,643.66 and 92,635.50 is: 127,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,615.68 : 221,643.66 = 92,635.50 : x
  2. Step 2: Convert to fraction form
    160,615.68/221,643.66 = 92,635.50/x
  3. Step 3: Cross multiply
    160,615.68x = 221,643.66 × 92,635.50
  4. Step 4: Simplify right side
    160,615.68x = 20,532,071,265.93
  5. Step 5: Solve for x
    x = 20,532,071,265.93/160,615.68
  6. Step 6: Final answer
    x = 127,833.54

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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.