Home / 122,289.65-183,276.54-54,772.34

Finding the Fourth Proportional to 122,289.65, 183,276.54 and 54,772.34

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Solution

The fourth proportional to 122,289.65, 183,276.54 and 54,772.34 is: 82,087.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,289.65 : 183,276.54 = 54,772.34 : x
  2. Step 2: Convert to fraction form
    122,289.65/183,276.54 = 54,772.34/x
  3. Step 3: Cross multiply
    122,289.65x = 183,276.54 × 54,772.34
  4. Step 4: Simplify right side
    122,289.65x = 10,038,484,046.52
  5. Step 5: Solve for x
    x = 10,038,484,046.52/122,289.65
  6. Step 6: Final answer
    x = 82,087.77

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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.