Home / 231,699.08-319,827.06-141,013.64

Finding the Fourth Proportional to 231,699.08, 319,827.06 and 141,013.64

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Solution

The fourth proportional to 231,699.08, 319,827.06 and 141,013.64 is: 194,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,699.08 : 319,827.06 = 141,013.64 : x
  2. Step 2: Convert to fraction form
    231,699.08/319,827.06 = 141,013.64/x
  3. Step 3: Cross multiply
    231,699.08x = 319,827.06 × 141,013.64
  4. Step 4: Simplify right side
    231,699.08x = 45,099,977,901.10
  5. Step 5: Solve for x
    x = 45,099,977,901.10/231,699.08
  6. Step 6: Final answer
    x = 194,648.93

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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.