Home / 122,823.61-183,854.04-66,523.89

Finding the Fourth Proportional to 122,823.61, 183,854.04 and 66,523.89

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Solution

The fourth proportional to 122,823.61, 183,854.04 and 66,523.89 is: 99,579.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,823.61 : 183,854.04 = 66,523.89 : x
  2. Step 2: Convert to fraction form
    122,823.61/183,854.04 = 66,523.89/x
  3. Step 3: Cross multiply
    122,823.61x = 183,854.04 × 66,523.89
  4. Step 4: Simplify right side
    122,823.61x = 12,230,685,933.02
  5. Step 5: Solve for x
    x = 12,230,685,933.02/122,823.61
  6. Step 6: Final answer
    x = 99,579.27

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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.