Home / 191,867.19-264,770.19-105,829.59

Finding the Fourth Proportional to 191,867.19, 264,770.19 and 105,829.59

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Solution

The fourth proportional to 191,867.19, 264,770.19 and 105,829.59 is: 146,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,867.19 : 264,770.19 = 105,829.59 : x
  2. Step 2: Convert to fraction form
    191,867.19/264,770.19 = 105,829.59/x
  3. Step 3: Cross multiply
    191,867.19x = 264,770.19 × 105,829.59
  4. Step 4: Simplify right side
    191,867.19x = 28,020,520,651.92
  5. Step 5: Solve for x
    x = 28,020,520,651.92/191,867.19
  6. Step 6: Final answer
    x = 146,041.23

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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.