Home / 216,215.73-298,213.52-186,051.60

Finding the Fourth Proportional to 216,215.73, 298,213.52 and 186,051.60

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Solution

The fourth proportional to 216,215.73, 298,213.52 and 186,051.60 is: 256,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,215.73 : 298,213.52 = 186,051.60 : x
  2. Step 2: Convert to fraction form
    216,215.73/298,213.52 = 186,051.60/x
  3. Step 3: Cross multiply
    216,215.73x = 298,213.52 × 186,051.60
  4. Step 4: Simplify right side
    216,215.73x = 55,483,101,607.37
  5. Step 5: Solve for x
    x = 55,483,101,607.37/216,215.73
  6. Step 6: Final answer
    x = 256,609.92

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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.