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Finding the Fourth Proportional to 176,941.80, 265,412.70 and 58,631.40

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Solution

The fourth proportional to 176,941.80, 265,412.70 and 58,631.40 is: 87,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,941.80 : 265,412.70 = 58,631.40 : x
  2. Step 2: Convert to fraction form
    176,941.80/265,412.70 = 58,631.40/x
  3. Step 3: Cross multiply
    176,941.80x = 265,412.70 × 58,631.40
  4. Step 4: Simplify right side
    176,941.80x = 15,561,518,178.78
  5. Step 5: Solve for x
    x = 15,561,518,178.78/176,941.80
  6. Step 6: Final answer
    x = 87,947.10

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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.