Home / 216,196.60-324,295.98-97,729.24

Finding the Fourth Proportional to 216,196.60, 324,295.98 and 97,729.24

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Solution

The fourth proportional to 216,196.60, 324,295.98 and 97,729.24 is: 146,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,196.60 : 324,295.98 = 97,729.24 : x
  2. Step 2: Convert to fraction form
    216,196.60/324,295.98 = 97,729.24/x
  3. Step 3: Cross multiply
    216,196.60x = 324,295.98 × 97,729.24
  4. Step 4: Simplify right side
    216,196.60x = 31,693,199,660.46
  5. Step 5: Solve for x
    x = 31,693,199,660.46/216,196.60
  6. Step 6: Final answer
    x = 146,594.35

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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.