Home / 313,932.42-433,214.79-170,692.57

Finding the Fourth Proportional to 313,932.42, 433,214.79 and 170,692.57

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Solution

The fourth proportional to 313,932.42, 433,214.79 and 170,692.57 is: 235,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,932.42 : 433,214.79 = 170,692.57 : x
  2. Step 2: Convert to fraction form
    313,932.42/433,214.79 = 170,692.57/x
  3. Step 3: Cross multiply
    313,932.42x = 433,214.79 × 170,692.57
  4. Step 4: Simplify right side
    313,932.42x = 73,946,545,867.11
  5. Step 5: Solve for x
    x = 73,946,545,867.11/313,932.42
  6. Step 6: Final answer
    x = 235,549.25

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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.