Home / 175,004.20-262,506.30-172,088.20

Finding the Fourth Proportional to 175,004.20, 262,506.30 and 172,088.20

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Solution

The fourth proportional to 175,004.20, 262,506.30 and 172,088.20 is: 258,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,004.20 : 262,506.30 = 172,088.20 : x
  2. Step 2: Convert to fraction form
    175,004.20/262,506.30 = 172,088.20/x
  3. Step 3: Cross multiply
    175,004.20x = 262,506.30 × 172,088.20
  4. Step 4: Simplify right side
    175,004.20x = 45,174,236,655.66
  5. Step 5: Solve for x
    x = 45,174,236,655.66/175,004.20
  6. Step 6: Final answer
    x = 258,132.30

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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.