Home / 215,539.03-297,734.30-195,418.63

Finding the Fourth Proportional to 215,539.03, 297,734.30 and 195,418.63

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Solution

The fourth proportional to 215,539.03, 297,734.30 and 195,418.63 is: 269,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,539.03 : 297,734.30 = 195,418.63 : x
  2. Step 2: Convert to fraction form
    215,539.03/297,734.30 = 195,418.63/x
  3. Step 3: Cross multiply
    215,539.03x = 297,734.30 × 195,418.63
  4. Step 4: Simplify right side
    215,539.03x = 58,182,829,010.01
  5. Step 5: Solve for x
    x = 58,182,829,010.01/215,539.03
  6. Step 6: Final answer
    x = 269,941.04

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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.