Home / 189,834.75-284,799.74-56,714.49

Finding the Fourth Proportional to 189,834.75, 284,799.74 and 56,714.49

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Solution

The fourth proportional to 189,834.75, 284,799.74 and 56,714.49 is: 85,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,834.75 : 284,799.74 = 56,714.49 : x
  2. Step 2: Convert to fraction form
    189,834.75/284,799.74 = 56,714.49/x
  3. Step 3: Cross multiply
    189,834.75x = 284,799.74 × 56,714.49
  4. Step 4: Simplify right side
    189,834.75x = 16,152,271,722.66
  5. Step 5: Solve for x
    x = 16,152,271,722.66/189,834.75
  6. Step 6: Final answer
    x = 85,085.96

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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.