Home / 160,188.38-221,051.04-88,564.22

Finding the Fourth Proportional to 160,188.38, 221,051.04 and 88,564.22

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Solution

The fourth proportional to 160,188.38, 221,051.04 and 88,564.22 is: 122,213.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,188.38 : 221,051.04 = 88,564.22 : x
  2. Step 2: Convert to fraction form
    160,188.38/221,051.04 = 88,564.22/x
  3. Step 3: Cross multiply
    160,188.38x = 221,051.04 × 88,564.22
  4. Step 4: Simplify right side
    160,188.38x = 19,577,212,937.79
  5. Step 5: Solve for x
    x = 19,577,212,937.79/160,188.38
  6. Step 6: Final answer
    x = 122,213.69

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1.5x scale

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.