Home / 120,790.04-166,672.44-67,075.52

Finding the Fourth Proportional to 120,790.04, 166,672.44 and 67,075.52

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Solution

The fourth proportional to 120,790.04, 166,672.44 and 67,075.52 is: 92,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,790.04 : 166,672.44 = 67,075.52 : x
  2. Step 2: Convert to fraction form
    120,790.04/166,672.44 = 67,075.52/x
  3. Step 3: Cross multiply
    120,790.04x = 166,672.44 × 67,075.52
  4. Step 4: Simplify right side
    120,790.04x = 11,179,640,582.67
  5. Step 5: Solve for x
    x = 11,179,640,582.67/120,790.04
  6. Step 6: Final answer
    x = 92,554.32

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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.