Home / 134,612.89-201,920.15-41,118.64

Finding the Fourth Proportional to 134,612.89, 201,920.15 and 41,118.64

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Solution

The fourth proportional to 134,612.89, 201,920.15 and 41,118.64 is: 61,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,612.89 : 201,920.15 = 41,118.64 : x
  2. Step 2: Convert to fraction form
    134,612.89/201,920.15 = 41,118.64/x
  3. Step 3: Cross multiply
    134,612.89x = 201,920.15 × 41,118.64
  4. Step 4: Simplify right side
    134,612.89x = 8,302,681,956.60
  5. Step 5: Solve for x
    x = 8,302,681,956.60/134,612.89
  6. Step 6: Final answer
    x = 61,678.21

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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.