Home / 199,133.33-274,678.44-118,500.66

Finding the Fourth Proportional to 199,133.33, 274,678.44 and 118,500.66

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Solution

The fourth proportional to 199,133.33, 274,678.44 and 118,500.66 is: 163,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,133.33 : 274,678.44 = 118,500.66 : x
  2. Step 2: Convert to fraction form
    199,133.33/274,678.44 = 118,500.66/x
  3. Step 3: Cross multiply
    199,133.33x = 274,678.44 × 118,500.66
  4. Step 4: Simplify right side
    199,133.33x = 32,549,576,427.77
  5. Step 5: Solve for x
    x = 32,549,576,427.77/199,133.33
  6. Step 6: Final answer
    x = 163,456.20

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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.