Home / 292,918.88-439,373.73-93,236.37

Finding the Fourth Proportional to 292,918.88, 439,373.73 and 93,236.37

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Solution

The fourth proportional to 292,918.88, 439,373.73 and 93,236.37 is: 139,853.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,918.88 : 439,373.73 = 93,236.37 : x
  2. Step 2: Convert to fraction form
    292,918.88/439,373.73 = 93,236.37/x
  3. Step 3: Cross multiply
    292,918.88x = 439,373.73 × 93,236.37
  4. Step 4: Simplify right side
    292,918.88x = 40,965,609,967.20
  5. Step 5: Solve for x
    x = 40,965,609,967.20/292,918.88
  6. Step 6: Final answer
    x = 139,853.09

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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.