Home / 448,002.40-671,994.96-111,043.75

Finding the Fourth Proportional to 448,002.40, 671,994.96 and 111,043.75

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Solution

The fourth proportional to 448,002.40, 671,994.96 and 111,043.75 is: 166,563.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,002.40 : 671,994.96 = 111,043.75 : x
  2. Step 2: Convert to fraction form
    448,002.40/671,994.96 = 111,043.75/x
  3. Step 3: Cross multiply
    448,002.40x = 671,994.96 × 111,043.75
  4. Step 4: Simplify right side
    448,002.40x = 74,620,840,339.50
  5. Step 5: Solve for x
    x = 74,620,840,339.50/448,002.40
  6. Step 6: Final answer
    x = 166,563.48

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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.