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Finding the Fourth Proportional to 177,781.37, 266,777.01 and 65,539.94

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Solution

The fourth proportional to 177,781.37, 266,777.01 and 65,539.94 is: 98,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,781.37 : 266,777.01 = 65,539.94 : x
  2. Step 2: Convert to fraction form
    177,781.37/266,777.01 = 65,539.94/x
  3. Step 3: Cross multiply
    177,781.37x = 266,777.01 × 65,539.94
  4. Step 4: Simplify right side
    177,781.37x = 17,484,547,894.89
  5. Step 5: Solve for x
    x = 17,484,547,894.89/177,781.37
  6. Step 6: Final answer
    x = 98,348.60

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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.