Home / 120,848.10-181,272.15-119,973.30

Finding the Fourth Proportional to 120,848.10, 181,272.15 and 119,973.30

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Solution

The fourth proportional to 120,848.10, 181,272.15 and 119,973.30 is: 179,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,848.10 : 181,272.15 = 119,973.30 : x
  2. Step 2: Convert to fraction form
    120,848.10/181,272.15 = 119,973.30/x
  3. Step 3: Cross multiply
    120,848.10x = 181,272.15 × 119,973.30
  4. Step 4: Simplify right side
    120,848.10x = 21,747,818,033.60
  5. Step 5: Solve for x
    x = 21,747,818,033.60/120,848.10
  6. Step 6: Final answer
    x = 179,959.95

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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.