Home / 129,564.50-194,303.27-49,583.81

Finding the Fourth Proportional to 129,564.50, 194,303.27 and 49,583.81

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Solution

The fourth proportional to 129,564.50, 194,303.27 and 49,583.81 is: 74,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,564.50 : 194,303.27 = 49,583.81 : x
  2. Step 2: Convert to fraction form
    129,564.50/194,303.27 = 49,583.81/x
  3. Step 3: Cross multiply
    129,564.50x = 194,303.27 × 49,583.81
  4. Step 4: Simplify right side
    129,564.50x = 9,634,297,031.78
  5. Step 5: Solve for x
    x = 9,634,297,031.78/129,564.50
  6. Step 6: Final answer
    x = 74,359.08

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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.