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Finding the Fourth Proportional to 174,795.80, 261,773.13 and 118,465.00

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Solution

The fourth proportional to 174,795.80, 261,773.13 and 118,465.00 is: 177,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,795.80 : 261,773.13 = 118,465.00 : x
  2. Step 2: Convert to fraction form
    174,795.80/261,773.13 = 118,465.00/x
  3. Step 3: Cross multiply
    174,795.80x = 261,773.13 × 118,465.00
  4. Step 4: Simplify right side
    174,795.80x = 31,010,953,191.02
  5. Step 5: Solve for x
    x = 31,010,953,191.02/174,795.80
  6. Step 6: Final answer
    x = 177,412.46

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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.