Home / 103,425.04-155,199.53-44,260.77

Finding the Fourth Proportional to 103,425.04, 155,199.53 and 44,260.77

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Solution

The fourth proportional to 103,425.04, 155,199.53 and 44,260.77 is: 66,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,425.04 : 155,199.53 = 44,260.77 : x
  2. Step 2: Convert to fraction form
    103,425.04/155,199.53 = 44,260.77/x
  3. Step 3: Cross multiply
    103,425.04x = 155,199.53 × 44,260.77
  4. Step 4: Simplify right side
    103,425.04x = 6,869,250,701.44
  5. Step 5: Solve for x
    x = 6,869,250,701.44/103,425.04
  6. Step 6: Final answer
    x = 66,417.68

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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.