Home / 191,664.80-264,497.70-106,784.84

Finding the Fourth Proportional to 191,664.80, 264,497.70 and 106,784.84

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Solution

The fourth proportional to 191,664.80, 264,497.70 and 106,784.84 is: 147,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,664.80 : 264,497.70 = 106,784.84 : x
  2. Step 2: Convert to fraction form
    191,664.80/264,497.70 = 106,784.84/x
  3. Step 3: Cross multiply
    191,664.80x = 264,497.70 × 106,784.84
  4. Step 4: Simplify right side
    191,664.80x = 28,244,344,574.87
  5. Step 5: Solve for x
    x = 28,244,344,574.87/191,664.80
  6. Step 6: Final answer
    x = 147,363.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.