Home / 106,415.21-146,852.02-58,668.56

Finding the Fourth Proportional to 106,415.21, 146,852.02 and 58,668.56

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Solution

The fourth proportional to 106,415.21, 146,852.02 and 58,668.56 is: 80,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,415.21 : 146,852.02 = 58,668.56 : x
  2. Step 2: Convert to fraction form
    106,415.21/146,852.02 = 58,668.56/x
  3. Step 3: Cross multiply
    106,415.21x = 146,852.02 × 58,668.56
  4. Step 4: Simplify right side
    106,415.21x = 8,615,596,415.76
  5. Step 5: Solve for x
    x = 8,615,596,415.76/106,415.21
  6. Step 6: Final answer
    x = 80,962.08

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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.