Home / 191,005.83-263,478.27-119,261.29

Finding the Fourth Proportional to 191,005.83, 263,478.27 and 119,261.29

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Solution

The fourth proportional to 191,005.83, 263,478.27 and 119,261.29 is: 164,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,005.83 : 263,478.27 = 119,261.29 : x
  2. Step 2: Convert to fraction form
    191,005.83/263,478.27 = 119,261.29/x
  3. Step 3: Cross multiply
    191,005.83x = 263,478.27 × 119,261.29
  4. Step 4: Simplify right side
    191,005.83x = 31,422,759,504.29
  5. Step 5: Solve for x
    x = 31,422,759,504.29/191,005.83
  6. Step 6: Final answer
    x = 164,512.05

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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.