Home / 168,014.40-252,016.20-55,699.80

Finding the Fourth Proportional to 168,014.40, 252,016.20 and 55,699.80

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Solution

The fourth proportional to 168,014.40, 252,016.20 and 55,699.80 is: 83,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,014.40 : 252,016.20 = 55,699.80 : x
  2. Step 2: Convert to fraction form
    168,014.40/252,016.20 = 55,699.80/x
  3. Step 3: Cross multiply
    168,014.40x = 252,016.20 × 55,699.80
  4. Step 4: Simplify right side
    168,014.40x = 14,037,251,936.76
  5. Step 5: Solve for x
    x = 14,037,251,936.76/168,014.40
  6. Step 6: Final answer
    x = 83,547.91

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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.