Home / 191,210.22-286,815.87-58,091.58

Finding the Fourth Proportional to 191,210.22, 286,815.87 and 58,091.58

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Solution

The fourth proportional to 191,210.22, 286,815.87 and 58,091.58 is: 87,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,210.22 : 286,815.87 = 58,091.58 : x
  2. Step 2: Convert to fraction form
    191,210.22/286,815.87 = 58,091.58/x
  3. Step 3: Cross multiply
    191,210.22x = 286,815.87 × 58,091.58
  4. Step 4: Simplify right side
    191,210.22x = 16,661,587,057.37
  5. Step 5: Solve for x
    x = 16,661,587,057.37/191,210.22
  6. Step 6: Final answer
    x = 87,137.53

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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.