Home / 189,288.84-284,345.58-114,444.26

Finding the Fourth Proportional to 189,288.84, 284,345.58 and 114,444.26

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Solution

The fourth proportional to 189,288.84, 284,345.58 and 114,444.26 is: 171,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,288.84 : 284,345.58 = 114,444.26 : x
  2. Step 2: Convert to fraction form
    189,288.84/284,345.58 = 114,444.26/x
  3. Step 3: Cross multiply
    189,288.84x = 284,345.58 × 114,444.26
  4. Step 4: Simplify right side
    189,288.84x = 32,541,719,487.37
  5. Step 5: Solve for x
    x = 32,541,719,487.37/189,288.84
  6. Step 6: Final answer
    x = 171,915.68

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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.