Home / 132,725.90-183,166.44-72,297.74

Finding the Fourth Proportional to 132,725.90, 183,166.44 and 72,297.74

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Solution

The fourth proportional to 132,725.90, 183,166.44 and 72,297.74 is: 99,773.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,725.90 : 183,166.44 = 72,297.74 : x
  2. Step 2: Convert to fraction form
    132,725.90/183,166.44 = 72,297.74/x
  3. Step 3: Cross multiply
    132,725.90x = 183,166.44 × 72,297.74
  4. Step 4: Simplify right side
    132,725.90x = 13,242,519,655.85
  5. Step 5: Solve for x
    x = 13,242,519,655.85/132,725.90
  6. Step 6: Final answer
    x = 99,773.44

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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.