Home / 112,123.26-167,994.57-67,656.58

Finding the Fourth Proportional to 112,123.26, 167,994.57 and 67,656.58

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Solution

The fourth proportional to 112,123.26, 167,994.57 and 67,656.58 is: 101,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,123.26 : 167,994.57 = 67,656.58 : x
  2. Step 2: Convert to fraction form
    112,123.26/167,994.57 = 67,656.58/x
  3. Step 3: Cross multiply
    112,123.26x = 167,994.57 × 67,656.58
  4. Step 4: Simplify right side
    112,123.26x = 11,365,938,064.77
  5. Step 5: Solve for x
    x = 11,365,938,064.77/112,123.26
  6. Step 6: Final answer
    x = 101,370.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.