Home / 197,472.16-272,510.46-106,827.86

Finding the Fourth Proportional to 197,472.16, 272,510.46 and 106,827.86

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Solution

The fourth proportional to 197,472.16, 272,510.46 and 106,827.86 is: 147,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,472.16 : 272,510.46 = 106,827.86 : x
  2. Step 2: Convert to fraction form
    197,472.16/272,510.46 = 106,827.86/x
  3. Step 3: Cross multiply
    197,472.16x = 272,510.46 × 106,827.86
  4. Step 4: Simplify right side
    197,472.16x = 29,111,709,950.69
  5. Step 5: Solve for x
    x = 29,111,709,950.69/197,472.16
  6. Step 6: Final answer
    x = 147,421.84

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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.