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Finding the Fourth Proportional to 176,713.60, 264,979.60 and 52,038.40

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Solution

The fourth proportional to 176,713.60, 264,979.60 and 52,038.40 is: 78,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,713.60 : 264,979.60 = 52,038.40 : x
  2. Step 2: Convert to fraction form
    176,713.60/264,979.60 = 52,038.40/x
  3. Step 3: Cross multiply
    176,713.60x = 264,979.60 × 52,038.40
  4. Step 4: Simplify right side
    176,713.60x = 13,789,114,416.64
  5. Step 5: Solve for x
    x = 13,789,114,416.64/176,713.60
  6. Step 6: Final answer
    x = 78,030.86

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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.