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Finding the Fourth Proportional to 176,300.81, 264,459.72 and 57,969.53

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Solution

The fourth proportional to 176,300.81, 264,459.72 and 57,969.53 is: 86,957.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,300.81 : 264,459.72 = 57,969.53 : x
  2. Step 2: Convert to fraction form
    176,300.81/264,459.72 = 57,969.53/x
  3. Step 3: Cross multiply
    176,300.81x = 264,459.72 × 57,969.53
  4. Step 4: Simplify right side
    176,300.81x = 15,330,605,672.33
  5. Step 5: Solve for x
    x = 15,330,605,672.33/176,300.81
  6. Step 6: Final answer
    x = 86,957.09

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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.