Home / 216,081.53-298,197.28-119,285.16

Finding the Fourth Proportional to 216,081.53, 298,197.28 and 119,285.16

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Solution

The fourth proportional to 216,081.53, 298,197.28 and 119,285.16 is: 164,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,081.53 : 298,197.28 = 119,285.16 : x
  2. Step 2: Convert to fraction form
    216,081.53/298,197.28 = 119,285.16/x
  3. Step 3: Cross multiply
    216,081.53x = 298,197.28 × 119,285.16
  4. Step 4: Simplify right side
    216,081.53x = 35,570,509,958.19
  5. Step 5: Solve for x
    x = 35,570,509,958.19/216,081.53
  6. Step 6: Final answer
    x = 164,616.15

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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.