Home / 110,529.76-152,525.64-62,776.84

Finding the Fourth Proportional to 110,529.76, 152,525.64 and 62,776.84

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Solution

The fourth proportional to 110,529.76, 152,525.64 and 62,776.84 is: 86,628.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,529.76 : 152,525.64 = 62,776.84 : x
  2. Step 2: Convert to fraction form
    110,529.76/152,525.64 = 62,776.84/x
  3. Step 3: Cross multiply
    110,529.76x = 152,525.64 × 62,776.84
  4. Step 4: Simplify right side
    110,529.76x = 9,575,077,698.18
  5. Step 5: Solve for x
    x = 9,575,077,698.18/110,529.76
  6. Step 6: Final answer
    x = 86,628.96

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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.