Home / 197,302.53-272,277.13-106,658.55

Finding the Fourth Proportional to 197,302.53, 272,277.13 and 106,658.55

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Solution

The fourth proportional to 197,302.53, 272,277.13 and 106,658.55 is: 147,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,302.53 : 272,277.13 = 106,658.55 : x
  2. Step 2: Convert to fraction form
    197,302.53/272,277.13 = 106,658.55/x
  3. Step 3: Cross multiply
    197,302.53x = 272,277.13 × 106,658.55
  4. Step 4: Simplify right side
    197,302.53x = 29,040,683,883.96
  5. Step 5: Solve for x
    x = 29,040,683,883.96/197,302.53
  6. Step 6: Final answer
    x = 147,188.60

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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.