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Finding the Fourth Proportional to 177,709.53, 265,189.01 and 158,783.88

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Solution

The fourth proportional to 177,709.53, 265,189.01 and 158,783.88 is: 236,947.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,709.53 : 265,189.01 = 158,783.88 : x
  2. Step 2: Convert to fraction form
    177,709.53/265,189.01 = 158,783.88/x
  3. Step 3: Cross multiply
    177,709.53x = 265,189.01 × 158,783.88
  4. Step 4: Simplify right side
    177,709.53x = 42,107,739,941.16
  5. Step 5: Solve for x
    x = 42,107,739,941.16/177,709.53
  6. Step 6: Final answer
    x = 236,947.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.