Home / 108,539.02-163,058.69-104,055.13

Finding the Fourth Proportional to 108,539.02, 163,058.69 and 104,055.13

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Solution

The fourth proportional to 108,539.02, 163,058.69 and 104,055.13 is: 156,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,539.02 : 163,058.69 = 104,055.13 : x
  2. Step 2: Convert to fraction form
    108,539.02/163,058.69 = 104,055.13/x
  3. Step 3: Cross multiply
    108,539.02x = 163,058.69 × 104,055.13
  4. Step 4: Simplify right side
    108,539.02x = 16,967,093,185.58
  5. Step 5: Solve for x
    x = 16,967,093,185.58/108,539.02
  6. Step 6: Final answer
    x = 156,322.52

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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.