Home / 92,349.36-138,531.90-29,152.58

Finding the Fourth Proportional to 92,349.36, 138,531.90 and 29,152.58

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Solution

The fourth proportional to 92,349.36, 138,531.90 and 29,152.58 is: 43,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,349.36 : 138,531.90 = 29,152.58 : x
  2. Step 2: Convert to fraction form
    92,349.36/138,531.90 = 29,152.58/x
  3. Step 3: Cross multiply
    92,349.36x = 138,531.90 × 29,152.58
  4. Step 4: Simplify right side
    92,349.36x = 4,038,561,604.64
  5. Step 5: Solve for x
    x = 4,038,561,604.64/92,349.36
  6. Step 6: Final answer
    x = 43,731.34

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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.