Home / 174,988.20-262,482.30-172,072.20

Finding the Fourth Proportional to 174,988.20, 262,482.30 and 172,072.20

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Solution

The fourth proportional to 174,988.20, 262,482.30 and 172,072.20 is: 258,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,988.20 : 262,482.30 = 172,072.20 : x
  2. Step 2: Convert to fraction form
    174,988.20/262,482.30 = 172,072.20/x
  3. Step 3: Cross multiply
    174,988.20x = 262,482.30 × 172,072.20
  4. Step 4: Simplify right side
    174,988.20x = 45,165,906,822.06
  5. Step 5: Solve for x
    x = 45,165,906,822.06/174,988.20
  6. Step 6: Final answer
    x = 258,108.30

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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.