Home / 174,267.40-261,401.10-172,955.20

Finding the Fourth Proportional to 174,267.40, 261,401.10 and 172,955.20

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Solution

The fourth proportional to 174,267.40, 261,401.10 and 172,955.20 is: 259,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,267.40 : 261,401.10 = 172,955.20 : x
  2. Step 2: Convert to fraction form
    174,267.40/261,401.10 = 172,955.20/x
  3. Step 3: Cross multiply
    174,267.40x = 261,401.10 × 172,955.20
  4. Step 4: Simplify right side
    174,267.40x = 45,210,679,530.72
  5. Step 5: Solve for x
    x = 45,210,679,530.72/174,267.40
  6. Step 6: Final answer
    x = 259,432.80

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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.