Home / 237,225.45-355,782.27-87,384.36

Finding the Fourth Proportional to 237,225.45, 355,782.27 and 87,384.36

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Solution

The fourth proportional to 237,225.45, 355,782.27 and 87,384.36 is: 131,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,225.45 : 355,782.27 = 87,384.36 : x
  2. Step 2: Convert to fraction form
    237,225.45/355,782.27 = 87,384.36/x
  3. Step 3: Cross multiply
    237,225.45x = 355,782.27 × 87,384.36
  4. Step 4: Simplify right side
    237,225.45x = 31,089,805,963.30
  5. Step 5: Solve for x
    x = 31,089,805,963.30/237,225.45
  6. Step 6: Final answer
    x = 131,055.95

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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.