Home / 236,697.03-355,033.53-86,925.87

Finding the Fourth Proportional to 236,697.03, 355,033.53 and 86,925.87

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Solution

The fourth proportional to 236,697.03, 355,033.53 and 86,925.87 is: 130,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,697.03 : 355,033.53 = 86,925.87 : x
  2. Step 2: Convert to fraction form
    236,697.03/355,033.53 = 86,925.87/x
  3. Step 3: Cross multiply
    236,697.03x = 355,033.53 × 86,925.87
  4. Step 4: Simplify right side
    236,697.03x = 30,861,598,474.42
  5. Step 5: Solve for x
    x = 30,861,598,474.42/236,697.03
  6. Step 6: Final answer
    x = 130,384.39

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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.