Home / 107,628.91-148,525.57-62,308.81

Finding the Fourth Proportional to 107,628.91, 148,525.57 and 62,308.81

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Solution

The fourth proportional to 107,628.91, 148,525.57 and 62,308.81 is: 85,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,628.91 : 148,525.57 = 62,308.81 : x
  2. Step 2: Convert to fraction form
    107,628.91/148,525.57 = 62,308.81/x
  3. Step 3: Cross multiply
    107,628.91x = 148,525.57 × 62,308.81
  4. Step 4: Simplify right side
    107,628.91x = 9,254,450,934.42
  5. Step 5: Solve for x
    x = 9,254,450,934.42/107,628.91
  6. Step 6: Final answer
    x = 85,984.81

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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.