Home / 191,764.40-286,923.42-114,541.11

Finding the Fourth Proportional to 191,764.40, 286,923.42 and 114,541.11

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Solution

The fourth proportional to 191,764.40, 286,923.42 and 114,541.11 is: 171,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,764.40 : 286,923.42 = 114,541.11 : x
  2. Step 2: Convert to fraction form
    191,764.40/286,923.42 = 114,541.11/x
  3. Step 3: Cross multiply
    191,764.40x = 286,923.42 × 114,541.11
  4. Step 4: Simplify right side
    191,764.40x = 32,864,527,011.80
  5. Step 5: Solve for x
    x = 32,864,527,011.80/191,764.40
  6. Step 6: Final answer
    x = 171,379.71

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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.