Home / 168,840.05-253,271.61-56,515.73

Finding the Fourth Proportional to 168,840.05, 253,271.61 and 56,515.73

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Solution

The fourth proportional to 168,840.05, 253,271.61 and 56,515.73 is: 84,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,840.05 : 253,271.61 = 56,515.73 : x
  2. Step 2: Convert to fraction form
    168,840.05/253,271.61 = 56,515.73/x
  3. Step 3: Cross multiply
    168,840.05x = 253,271.61 × 56,515.73
  4. Step 4: Simplify right side
    168,840.05x = 14,313,828,661.07
  5. Step 5: Solve for x
    x = 14,313,828,661.07/168,840.05
  6. Step 6: Final answer
    x = 84,777.45

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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.