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Finding the Fourth Proportional to 191,888.82, 264,800.34 and 105,847.59

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Solution

The fourth proportional to 191,888.82, 264,800.34 and 105,847.59 is: 146,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,888.82 : 264,800.34 = 105,847.59 : x
  2. Step 2: Convert to fraction form
    191,888.82/264,800.34 = 105,847.59/x
  3. Step 3: Cross multiply
    191,888.82x = 264,800.34 × 105,847.59
  4. Step 4: Simplify right side
    191,888.82x = 28,028,477,820.18
  5. Step 5: Solve for x
    x = 28,028,477,820.18/191,888.82
  6. Step 6: Final answer
    x = 146,066.24

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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.