Home / 190,525.77-262,937.41-105,642.83

Finding the Fourth Proportional to 190,525.77, 262,937.41 and 105,642.83

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Solution

The fourth proportional to 190,525.77, 262,937.41 and 105,642.83 is: 145,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,525.77 : 262,937.41 = 105,642.83 : x
  2. Step 2: Convert to fraction form
    190,525.77/262,937.41 = 105,642.83/x
  3. Step 3: Cross multiply
    190,525.77x = 262,937.41 × 105,642.83
  4. Step 4: Simplify right side
    190,525.77x = 27,777,452,498.51
  5. Step 5: Solve for x
    x = 27,777,452,498.51/190,525.77
  6. Step 6: Final answer
    x = 145,793.68

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1.5x scale

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.