Home / 189,802.08-284,699.52-56,682.72

Finding the Fourth Proportional to 189,802.08, 284,699.52 and 56,682.72

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Solution

The fourth proportional to 189,802.08, 284,699.52 and 56,682.72 is: 85,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,802.08 : 284,699.52 = 56,682.72 : x
  2. Step 2: Convert to fraction form
    189,802.08/284,699.52 = 56,682.72/x
  3. Step 3: Cross multiply
    189,802.08x = 284,699.52 × 56,682.72
  4. Step 4: Simplify right side
    189,802.08x = 16,137,543,176.29
  5. Step 5: Solve for x
    x = 16,137,543,176.29/189,802.08
  6. Step 6: Final answer
    x = 85,023.00

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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.