Home / 197,559.94-272,632.73-106,915.92

Finding the Fourth Proportional to 197,559.94, 272,632.73 and 106,915.92

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Solution

The fourth proportional to 197,559.94, 272,632.73 and 106,915.92 is: 147,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,559.94 : 272,632.73 = 106,915.92 : x
  2. Step 2: Convert to fraction form
    197,559.94/272,632.73 = 106,915.92/x
  3. Step 3: Cross multiply
    197,559.94x = 272,632.73 × 106,915.92
  4. Step 4: Simplify right side
    197,559.94x = 29,148,779,150.06
  5. Step 5: Solve for x
    x = 29,148,779,150.06/197,559.94
  6. Step 6: Final answer
    x = 147,543.98

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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.