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Finding the Fourth Proportional to 194,501.56, 291,801.54 and 54,260.08

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Solution

The fourth proportional to 194,501.56, 291,801.54 and 54,260.08 is: 81,403.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,501.56 : 291,801.54 = 54,260.08 : x
  2. Step 2: Convert to fraction form
    194,501.56/291,801.54 = 54,260.08/x
  3. Step 3: Cross multiply
    194,501.56x = 291,801.54 × 54,260.08
  4. Step 4: Simplify right side
    194,501.56x = 15,833,174,904.52
  5. Step 5: Solve for x
    x = 15,833,174,904.52/194,501.56
  6. Step 6: Final answer
    x = 81,403.85

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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.