Home / 198,752.02-274,187.32-118,133.74

Finding the Fourth Proportional to 198,752.02, 274,187.32 and 118,133.74

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Solution

The fourth proportional to 198,752.02, 274,187.32 and 118,133.74 is: 162,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,752.02 : 274,187.32 = 118,133.74 : x
  2. Step 2: Convert to fraction form
    198,752.02/274,187.32 = 118,133.74/x
  3. Step 3: Cross multiply
    198,752.02x = 274,187.32 × 118,133.74
  4. Step 4: Simplify right side
    198,752.02x = 32,390,773,572.18
  5. Step 5: Solve for x
    x = 32,390,773,572.18/198,752.02
  6. Step 6: Final answer
    x = 162,970.79

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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.