Home / 198,799.02-274,322.18-118,210.98

Finding the Fourth Proportional to 198,799.02, 274,322.18 and 118,210.98

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Solution

The fourth proportional to 198,799.02, 274,322.18 and 118,210.98 is: 163,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,799.02 : 274,322.18 = 118,210.98 : x
  2. Step 2: Convert to fraction form
    198,799.02/274,322.18 = 118,210.98/x
  3. Step 3: Cross multiply
    198,799.02x = 274,322.18 × 118,210.98
  4. Step 4: Simplify right side
    198,799.02x = 32,427,893,142.48
  5. Step 5: Solve for x
    x = 32,427,893,142.48/198,799.02
  6. Step 6: Final answer
    x = 163,118.98

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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.