Home / 34,272.30-47,190.63-29,999.45

Finding the Fourth Proportional to 34,272.30, 47,190.63 and 29,999.45

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Solution

The fourth proportional to 34,272.30, 47,190.63 and 29,999.45 is: 41,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,272.30 : 47,190.63 = 29,999.45 : x
  2. Step 2: Convert to fraction form
    34,272.30/47,190.63 = 29,999.45/x
  3. Step 3: Cross multiply
    34,272.30x = 47,190.63 × 29,999.45
  4. Step 4: Simplify right side
    34,272.30x = 1,415,693,175.63
  5. Step 5: Solve for x
    x = 1,415,693,175.63/34,272.30
  6. Step 6: Final answer
    x = 41,307.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.