Home / 160,239.66-221,160.32-102,950.60

Finding the Fourth Proportional to 160,239.66, 221,160.32 and 102,950.60

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Solution

The fourth proportional to 160,239.66, 221,160.32 and 102,950.60 is: 142,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,239.66 : 221,160.32 = 102,950.60 : x
  2. Step 2: Convert to fraction form
    160,239.66/221,160.32 = 102,950.60/x
  3. Step 3: Cross multiply
    160,239.66x = 221,160.32 × 102,950.60
  4. Step 4: Simplify right side
    160,239.66x = 22,768,587,640.19
  5. Step 5: Solve for x
    x = 22,768,587,640.19/160,239.66
  6. Step 6: Final answer
    x = 142,090.84

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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.