Home / 124,054.08-186,070.05-39,791.37

Finding the Fourth Proportional to 124,054.08, 186,070.05 and 39,791.37

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Solution

The fourth proportional to 124,054.08, 186,070.05 and 39,791.37 is: 59,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,054.08 : 186,070.05 = 39,791.37 : x
  2. Step 2: Convert to fraction form
    124,054.08/186,070.05 = 39,791.37/x
  3. Step 3: Cross multiply
    124,054.08x = 186,070.05 × 39,791.37
  4. Step 4: Simplify right side
    124,054.08x = 7,403,982,205.47
  5. Step 5: Solve for x
    x = 7,403,982,205.47/124,054.08
  6. Step 6: Final answer
    x = 59,683.50

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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.