Home / 122,483.07-183,795.75-47,654.87

Finding the Fourth Proportional to 122,483.07, 183,795.75 and 47,654.87

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Solution

The fourth proportional to 122,483.07, 183,795.75 and 47,654.87 is: 71,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,483.07 : 183,795.75 = 47,654.87 : x
  2. Step 2: Convert to fraction form
    122,483.07/183,795.75 = 47,654.87/x
  3. Step 3: Cross multiply
    122,483.07x = 183,795.75 × 47,654.87
  4. Step 4: Simplify right side
    122,483.07x = 8,758,761,653.82
  5. Step 5: Solve for x
    x = 8,758,761,653.82/122,483.07
  6. Step 6: Final answer
    x = 71,509.98

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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.