Home / 216,861.32-325,403.18-104,637.24

Finding the Fourth Proportional to 216,861.32, 325,403.18 and 104,637.24

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Solution

The fourth proportional to 216,861.32, 325,403.18 and 104,637.24 is: 157,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,861.32 : 325,403.18 = 104,637.24 : x
  2. Step 2: Convert to fraction form
    216,861.32/325,403.18 = 104,637.24/x
  3. Step 3: Cross multiply
    216,861.32x = 325,403.18 × 104,637.24
  4. Step 4: Simplify right side
    216,861.32x = 34,049,290,119.24
  5. Step 5: Solve for x
    x = 34,049,290,119.24/216,861.32
  6. Step 6: Final answer
    x = 157,009.52

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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.