Home / 191,201.11-286,730.38-56,229.02

Finding the Fourth Proportional to 191,201.11, 286,730.38 and 56,229.02

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Solution

The fourth proportional to 191,201.11, 286,730.38 and 56,229.02 is: 84,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,201.11 : 286,730.38 = 56,229.02 : x
  2. Step 2: Convert to fraction form
    191,201.11/286,730.38 = 56,229.02/x
  3. Step 3: Cross multiply
    191,201.11x = 286,730.38 × 56,229.02
  4. Step 4: Simplify right side
    191,201.11x = 16,122,567,983.50
  5. Step 5: Solve for x
    x = 16,122,567,983.50/191,201.11
  6. Step 6: Final answer
    x = 84,322.57

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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.