Home / 191,244.57-263,973.09-127,582.21

Finding the Fourth Proportional to 191,244.57, 263,973.09 and 127,582.21

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Solution

The fourth proportional to 191,244.57, 263,973.09 and 127,582.21 is: 176,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,244.57 : 263,973.09 = 127,582.21 : x
  2. Step 2: Convert to fraction form
    191,244.57/263,973.09 = 127,582.21/x
  3. Step 3: Cross multiply
    191,244.57x = 263,973.09 × 127,582.21
  4. Step 4: Simplify right side
    191,244.57x = 33,678,270,202.73
  5. Step 5: Solve for x
    x = 33,678,270,202.73/191,244.57
  6. Step 6: Final answer
    x = 176,100.53

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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.