Home / 98,828.53-136,383.46-53,506.55

Finding the Fourth Proportional to 98,828.53, 136,383.46 and 53,506.55

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Solution

The fourth proportional to 98,828.53, 136,383.46 and 53,506.55 is: 73,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.53 : 136,383.46 = 53,506.55 : x
  2. Step 2: Convert to fraction form
    98,828.53/136,383.46 = 53,506.55/x
  3. Step 3: Cross multiply
    98,828.53x = 136,383.46 × 53,506.55
  4. Step 4: Simplify right side
    98,828.53x = 7,297,408,421.66
  5. Step 5: Solve for x
    x = 7,297,408,421.66/98,828.53
  6. Step 6: Final answer
    x = 73,839.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.