Home / 129,925.58-194,875.60-88,074.50

Finding the Fourth Proportional to 129,925.58, 194,875.60 and 88,074.50

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Solution

The fourth proportional to 129,925.58, 194,875.60 and 88,074.50 is: 132,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,925.58 : 194,875.60 = 88,074.50 : x
  2. Step 2: Convert to fraction form
    129,925.58/194,875.60 = 88,074.50/x
  3. Step 3: Cross multiply
    129,925.58x = 194,875.60 × 88,074.50
  4. Step 4: Simplify right side
    129,925.58x = 17,163,571,032.20
  5. Step 5: Solve for x
    x = 17,163,571,032.20/129,925.58
  6. Step 6: Final answer
    x = 132,103.09

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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.