Home / 191,588.31-264,400.04-106,705.38

Finding the Fourth Proportional to 191,588.31, 264,400.04 and 106,705.38

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Solution

The fourth proportional to 191,588.31, 264,400.04 and 106,705.38 is: 147,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,588.31 : 264,400.04 = 106,705.38 : x
  2. Step 2: Convert to fraction form
    191,588.31/264,400.04 = 106,705.38/x
  3. Step 3: Cross multiply
    191,588.31x = 264,400.04 × 106,705.38
  4. Step 4: Simplify right side
    191,588.31x = 28,212,907,006.98
  5. Step 5: Solve for x
    x = 28,212,907,006.98/191,588.31
  6. Step 6: Final answer
    x = 147,257.98

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1.5x scale

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.