Home / 191,271.54-286,896.92-58,141.42

Finding the Fourth Proportional to 191,271.54, 286,896.92 and 58,141.42

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Solution

The fourth proportional to 191,271.54, 286,896.92 and 58,141.42 is: 87,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,271.54 : 286,896.92 = 58,141.42 : x
  2. Step 2: Convert to fraction form
    191,271.54/286,896.92 = 58,141.42/x
  3. Step 3: Cross multiply
    191,271.54x = 286,896.92 × 58,141.42
  4. Step 4: Simplify right side
    191,271.54x = 16,680,594,322.43
  5. Step 5: Solve for x
    x = 16,680,594,322.43/191,271.54
  6. Step 6: Final answer
    x = 87,208.97

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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.