Home / 108,538.02-163,057.19-104,054.13

Finding the Fourth Proportional to 108,538.02, 163,057.19 and 104,054.13

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Solution

The fourth proportional to 108,538.02, 163,057.19 and 104,054.13 is: 156,321.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,538.02 : 163,057.19 = 104,054.13 : x
  2. Step 2: Convert to fraction form
    108,538.02/163,057.19 = 104,054.13/x
  3. Step 3: Cross multiply
    108,538.02x = 163,057.19 × 104,054.13
  4. Step 4: Simplify right side
    108,538.02x = 16,966,773,525.42
  5. Step 5: Solve for x
    x = 16,966,773,525.42/108,538.02
  6. Step 6: Final answer
    x = 156,321.02

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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.