Home / 152,995.37-211,073.09-88,452.68

Finding the Fourth Proportional to 152,995.37, 211,073.09 and 88,452.68

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Solution

The fourth proportional to 152,995.37, 211,073.09 and 88,452.68 is: 122,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,995.37 : 211,073.09 = 88,452.68 : x
  2. Step 2: Convert to fraction form
    152,995.37/211,073.09 = 88,452.68/x
  3. Step 3: Cross multiply
    152,995.37x = 211,073.09 × 88,452.68
  4. Step 4: Simplify right side
    152,995.37x = 18,669,978,988.75
  5. Step 5: Solve for x
    x = 18,669,978,988.75/152,995.37
  6. Step 6: Final answer
    x = 122,029.70

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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.