Home / 215,436.63-297,314.33-119,941.23

Finding the Fourth Proportional to 215,436.63, 297,314.33 and 119,941.23

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Solution

The fourth proportional to 215,436.63, 297,314.33 and 119,941.23 is: 165,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,436.63 : 297,314.33 = 119,941.23 : x
  2. Step 2: Convert to fraction form
    215,436.63/297,314.33 = 119,941.23/x
  3. Step 3: Cross multiply
    215,436.63x = 297,314.33 × 119,941.23
  4. Step 4: Simplify right side
    215,436.63x = 35,660,246,436.83
  5. Step 5: Solve for x
    x = 35,660,246,436.83/215,436.63
  6. Step 6: Final answer
    x = 165,525.46

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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.