Home / 124,588.44-186,907.28-45,703.35

Finding the Fourth Proportional to 124,588.44, 186,907.28 and 45,703.35

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Solution

The fourth proportional to 124,588.44, 186,907.28 and 45,703.35 is: 68,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,588.44 : 186,907.28 = 45,703.35 : x
  2. Step 2: Convert to fraction form
    124,588.44/186,907.28 = 45,703.35/x
  3. Step 3: Cross multiply
    124,588.44x = 186,907.28 × 45,703.35
  4. Step 4: Simplify right side
    124,588.44x = 8,542,289,302.66
  5. Step 5: Solve for x
    x = 8,542,289,302.66/124,588.44
  6. Step 6: Final answer
    x = 68,564.06

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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.