Home / 105,367.96-145,341.30-73,525.24

Finding the Fourth Proportional to 105,367.96, 145,341.30 and 73,525.24

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Solution

The fourth proportional to 105,367.96, 145,341.30 and 73,525.24 is: 101,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,367.96 : 145,341.30 = 73,525.24 : x
  2. Step 2: Convert to fraction form
    105,367.96/145,341.30 = 73,525.24/x
  3. Step 3: Cross multiply
    105,367.96x = 145,341.30 × 73,525.24
  4. Step 4: Simplify right side
    105,367.96x = 10,686,253,964.41
  5. Step 5: Solve for x
    x = 10,686,253,964.41/105,367.96
  6. Step 6: Final answer
    x = 101,418.44

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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.