Home / 301,548.32-452,355.28-111,986.45

Finding the Fourth Proportional to 301,548.32, 452,355.28 and 111,986.45

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Solution

The fourth proportional to 301,548.32, 452,355.28 and 111,986.45 is: 167,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,548.32 : 452,355.28 = 111,986.45 : x
  2. Step 2: Convert to fraction form
    301,548.32/452,355.28 = 111,986.45/x
  3. Step 3: Cross multiply
    301,548.32x = 452,355.28 × 111,986.45
  4. Step 4: Simplify right side
    301,548.32x = 50,657,661,945.96
  5. Step 5: Solve for x
    x = 50,657,661,945.96/301,548.32
  6. Step 6: Final answer
    x = 167,991.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.