Home / 198,800.02-274,323.55-118,211.98

Finding the Fourth Proportional to 198,800.02, 274,323.55 and 118,211.98

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Solution

The fourth proportional to 198,800.02, 274,323.55 and 118,211.98 is: 163,120.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,800.02 : 274,323.55 = 118,211.98 : x
  2. Step 2: Convert to fraction form
    198,800.02/274,323.55 = 118,211.98/x
  3. Step 3: Cross multiply
    198,800.02x = 274,323.55 × 118,211.98
  4. Step 4: Simplify right side
    198,800.02x = 32,428,330,006.13
  5. Step 5: Solve for x
    x = 32,428,330,006.13/198,800.02
  6. Step 6: Final answer
    x = 163,120.36

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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.