Home / 198,751.02-274,185.95-118,132.74

Finding the Fourth Proportional to 198,751.02, 274,185.95 and 118,132.74

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Solution

The fourth proportional to 198,751.02, 274,185.95 and 118,132.74 is: 162,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,751.02 : 274,185.95 = 118,132.74 : x
  2. Step 2: Convert to fraction form
    198,751.02/274,185.95 = 118,132.74/x
  3. Step 3: Cross multiply
    198,751.02x = 274,185.95 × 118,132.74
  4. Step 4: Simplify right side
    198,751.02x = 32,390,336,952.34
  5. Step 5: Solve for x
    x = 32,390,336,952.34/198,751.02
  6. Step 6: Final answer
    x = 162,969.41

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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.