Home / 114,748.70-172,036.65-48,134.30

Finding the Fourth Proportional to 114,748.70, 172,036.65 and 48,134.30

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Solution

The fourth proportional to 114,748.70, 172,036.65 and 48,134.30 is: 72,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,748.70 : 172,036.65 = 48,134.30 : x
  2. Step 2: Convert to fraction form
    114,748.70/172,036.65 = 48,134.30/x
  3. Step 3: Cross multiply
    114,748.70x = 172,036.65 × 48,134.30
  4. Step 4: Simplify right side
    114,748.70x = 8,280,863,722.10
  5. Step 5: Solve for x
    x = 8,280,863,722.10/114,748.70
  6. Step 6: Final answer
    x = 72,165.21

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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.