Home / 174,905.40-261,774.90-153,910.20

Finding the Fourth Proportional to 174,905.40, 261,774.90 and 153,910.20

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Solution

The fourth proportional to 174,905.40, 261,774.90 and 153,910.20 is: 230,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,905.40 : 261,774.90 = 153,910.20 : x
  2. Step 2: Convert to fraction form
    174,905.40/261,774.90 = 153,910.20/x
  3. Step 3: Cross multiply
    174,905.40x = 261,774.90 × 153,910.20
  4. Step 4: Simplify right side
    174,905.40x = 40,289,827,213.98
  5. Step 5: Solve for x
    x = 40,289,827,213.98/174,905.40
  6. Step 6: Final answer
    x = 230,352.11

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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.