Home / 191,690.60-264,533.04-111,164.83

Finding the Fourth Proportional to 191,690.60, 264,533.04 and 111,164.83

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Solution

The fourth proportional to 191,690.60, 264,533.04 and 111,164.83 is: 153,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,690.60 : 264,533.04 = 111,164.83 : x
  2. Step 2: Convert to fraction form
    191,690.60/264,533.04 = 111,164.83/x
  3. Step 3: Cross multiply
    191,690.60x = 264,533.04 × 111,164.83
  4. Step 4: Simplify right side
    191,690.60x = 29,406,770,503.65
  5. Step 5: Solve for x
    x = 29,406,770,503.65/191,690.60
  6. Step 6: Final answer
    x = 153,407.47

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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.