Home / 191,919.90-264,957.67-133,089.60

Finding the Fourth Proportional to 191,919.90, 264,957.67 and 133,089.60

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Solution

The fourth proportional to 191,919.90, 264,957.67 and 133,089.60 is: 183,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,919.90 : 264,957.67 = 133,089.60 : x
  2. Step 2: Convert to fraction form
    191,919.90/264,957.67 = 133,089.60/x
  3. Step 3: Cross multiply
    191,919.90x = 264,957.67 × 133,089.60
  4. Step 4: Simplify right side
    191,919.90x = 35,263,110,317.23
  5. Step 5: Solve for x
    x = 35,263,110,317.23/191,919.90
  6. Step 6: Final answer
    x = 183,738.69

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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.