Home / 141,653.86-212,431.27-41,787.55

Finding the Fourth Proportional to 141,653.86, 212,431.27 and 41,787.55

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Solution

The fourth proportional to 141,653.86, 212,431.27 and 41,787.55 is: 62,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,653.86 : 212,431.27 = 41,787.55 : x
  2. Step 2: Convert to fraction form
    141,653.86/212,431.27 = 41,787.55/x
  3. Step 3: Cross multiply
    141,653.86x = 212,431.27 × 41,787.55
  4. Step 4: Simplify right side
    141,653.86x = 8,876,982,316.69
  5. Step 5: Solve for x
    x = 8,876,982,316.69/141,653.86
  6. Step 6: Final answer
    x = 62,666.72

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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.