Home / 191,586.69-264,397.80-106,703.75

Finding the Fourth Proportional to 191,586.69, 264,397.80 and 106,703.75

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Solution

The fourth proportional to 191,586.69, 264,397.80 and 106,703.75 is: 147,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,586.69 : 264,397.80 = 106,703.75 : x
  2. Step 2: Convert to fraction form
    191,586.69/264,397.80 = 106,703.75/x
  3. Step 3: Cross multiply
    191,586.69x = 264,397.80 × 106,703.75
  4. Step 4: Simplify right side
    191,586.69x = 28,212,236,751.75
  5. Step 5: Solve for x
    x = 28,212,236,751.75/191,586.69
  6. Step 6: Final answer
    x = 147,255.72

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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.