Home / 123,671.25-185,382.27-48,762.36

Finding the Fourth Proportional to 123,671.25, 185,382.27 and 48,762.36

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Solution

The fourth proportional to 123,671.25, 185,382.27 and 48,762.36 is: 73,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,671.25 : 185,382.27 = 48,762.36 : x
  2. Step 2: Convert to fraction form
    123,671.25/185,382.27 = 48,762.36/x
  3. Step 3: Cross multiply
    123,671.25x = 185,382.27 × 48,762.36
  4. Step 4: Simplify right side
    123,671.25x = 9,039,676,987.36
  5. Step 5: Solve for x
    x = 9,039,676,987.36/123,671.25
  6. Step 6: Final answer
    x = 73,094.41

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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.