Home / 160,147.77-221,004-88,527.75

Finding the Fourth Proportional to 160,147.77, 221,004 and 88,527.75

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Solution

The fourth proportional to 160,147.77, 221,004 and 88,527.75 is: 122,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,147.77 : 221,004 = 88,527.75 : x
  2. Step 2: Convert to fraction form
    160,147.77/221,004 = 88,527.75/x
  3. Step 3: Cross multiply
    160,147.77x = 221,004 × 88,527.75
  4. Step 4: Simplify right side
    160,147.77x = 19,564,986,861
  5. Step 5: Solve for x
    x = 19,564,986,861/160,147.77
  6. Step 6: Final answer
    x = 122,168.34

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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.