Home / 124,345.35-186,468.80-54,175.59

Finding the Fourth Proportional to 124,345.35, 186,468.80 and 54,175.59

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Solution

The fourth proportional to 124,345.35, 186,468.80 and 54,175.59 is: 81,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,345.35 : 186,468.80 = 54,175.59 : x
  2. Step 2: Convert to fraction form
    124,345.35/186,468.80 = 54,175.59/x
  3. Step 3: Cross multiply
    124,345.35x = 186,468.80 × 54,175.59
  4. Step 4: Simplify right side
    124,345.35x = 10,102,056,985.71
  5. Step 5: Solve for x
    x = 10,102,056,985.71/124,345.35
  6. Step 6: Final answer
    x = 81,241.94

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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.