Home / 216,740.32-324,971.98-104,196.59

Finding the Fourth Proportional to 216,740.32, 324,971.98 and 104,196.59

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Solution

The fourth proportional to 216,740.32, 324,971.98 and 104,196.59 is: 156,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,740.32 : 324,971.98 = 104,196.59 : x
  2. Step 2: Convert to fraction form
    216,740.32/324,971.98 = 104,196.59/x
  3. Step 3: Cross multiply
    216,740.32x = 324,971.98 × 104,196.59
  4. Step 4: Simplify right side
    216,740.32x = 33,860,972,161.55
  5. Step 5: Solve for x
    x = 33,860,972,161.55/216,740.32
  6. Step 6: Final answer
    x = 156,228.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.