Home / 132,900.56-199,316.88-39,384.44

Finding the Fourth Proportional to 132,900.56, 199,316.88 and 39,384.44

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Solution

The fourth proportional to 132,900.56, 199,316.88 and 39,384.44 is: 59,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,900.56 : 199,316.88 = 39,384.44 : x
  2. Step 2: Convert to fraction form
    132,900.56/199,316.88 = 39,384.44/x
  3. Step 3: Cross multiply
    132,900.56x = 199,316.88 × 39,384.44
  4. Step 4: Simplify right side
    132,900.56x = 7,849,983,701.35
  5. Step 5: Solve for x
    x = 7,849,983,701.35/132,900.56
  6. Step 6: Final answer
    x = 59,066.60

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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.