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Finding the Fourth Proportional to 176,298.10, 264,420.15 and 57,969.70

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Solution

The fourth proportional to 176,298.10, 264,420.15 and 57,969.70 is: 86,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,298.10 : 264,420.15 = 57,969.70 : x
  2. Step 2: Convert to fraction form
    176,298.10/264,420.15 = 57,969.70/x
  3. Step 3: Cross multiply
    176,298.10x = 264,420.15 × 57,969.70
  4. Step 4: Simplify right side
    176,298.10x = 15,328,356,769.46
  5. Step 5: Solve for x
    x = 15,328,356,769.46/176,298.10
  6. Step 6: Final answer
    x = 86,945.67

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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.