Home / 189,883.04-284,822.04-56,764.40

Finding the Fourth Proportional to 189,883.04, 284,822.04 and 56,764.40

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Solution

The fourth proportional to 189,883.04, 284,822.04 and 56,764.40 is: 85,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,883.04 : 284,822.04 = 56,764.40 : x
  2. Step 2: Convert to fraction form
    189,883.04/284,822.04 = 56,764.40/x
  3. Step 3: Cross multiply
    189,883.04x = 284,822.04 × 56,764.40
  4. Step 4: Simplify right side
    189,883.04x = 16,167,752,207.38
  5. Step 5: Solve for x
    x = 16,167,752,207.38/189,883.04
  6. Step 6: Final answer
    x = 85,145.85

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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.