Home / 236,381.44-354,495.18-78,567.52

Finding the Fourth Proportional to 236,381.44, 354,495.18 and 78,567.52

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Solution

The fourth proportional to 236,381.44, 354,495.18 and 78,567.52 is: 117,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,381.44 : 354,495.18 = 78,567.52 : x
  2. Step 2: Convert to fraction form
    236,381.44/354,495.18 = 78,567.52/x
  3. Step 3: Cross multiply
    236,381.44x = 354,495.18 × 78,567.52
  4. Step 4: Simplify right side
    236,381.44x = 27,851,807,144.55
  5. Step 5: Solve for x
    x = 27,851,807,144.55/236,381.44
  6. Step 6: Final answer
    x = 117,825.69

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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.