Home / 108,836.02-163,223.04-42,261.94

Finding the Fourth Proportional to 108,836.02, 163,223.04 and 42,261.94

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Solution

The fourth proportional to 108,836.02, 163,223.04 and 42,261.94 is: 63,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,836.02 : 163,223.04 = 42,261.94 : x
  2. Step 2: Convert to fraction form
    108,836.02/163,223.04 = 42,261.94/x
  3. Step 3: Cross multiply
    108,836.02x = 163,223.04 × 42,261.94
  4. Step 4: Simplify right side
    108,836.02x = 6,898,122,323.10
  5. Step 5: Solve for x
    x = 6,898,122,323.10/108,836.02
  6. Step 6: Final answer
    x = 63,380.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.