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Finding the Fourth Proportional to 177,401.98, 266,220.50 and 97,495.75

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Solution

The fourth proportional to 177,401.98, 266,220.50 and 97,495.75 is: 146,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,401.98 : 266,220.50 = 97,495.75 : x
  2. Step 2: Convert to fraction form
    177,401.98/266,220.50 = 97,495.75/x
  3. Step 3: Cross multiply
    177,401.98x = 266,220.50 × 97,495.75
  4. Step 4: Simplify right side
    177,401.98x = 25,955,367,312.88
  5. Step 5: Solve for x
    x = 25,955,367,312.88/177,401.98
  6. Step 6: Final answer
    x = 146,308.22

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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.