Home / 122,523.98-183,811.47-38,280.74

Finding the Fourth Proportional to 122,523.98, 183,811.47 and 38,280.74

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Solution

The fourth proportional to 122,523.98, 183,811.47 and 38,280.74 is: 57,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,523.98 : 183,811.47 = 38,280.74 : x
  2. Step 2: Convert to fraction form
    122,523.98/183,811.47 = 38,280.74/x
  3. Step 3: Cross multiply
    122,523.98x = 183,811.47 × 38,280.74
  4. Step 4: Simplify right side
    122,523.98x = 7,036,439,092.09
  5. Step 5: Solve for x
    x = 7,036,439,092.09/122,523.98
  6. Step 6: Final answer
    x = 57,429.08

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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.