Home / 86,535.21-119,420.15-50,751.03

Finding the Fourth Proportional to 86,535.21, 119,420.15 and 50,751.03

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Solution

The fourth proportional to 86,535.21, 119,420.15 and 50,751.03 is: 70,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,535.21 : 119,420.15 = 50,751.03 : x
  2. Step 2: Convert to fraction form
    86,535.21/119,420.15 = 50,751.03/x
  3. Step 3: Cross multiply
    86,535.21x = 119,420.15 × 50,751.03
  4. Step 4: Simplify right side
    86,535.21x = 6,060,695,361.50
  5. Step 5: Solve for x
    x = 6,060,695,361.50/86,535.21
  6. Step 6: Final answer
    x = 70,037.33

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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.