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Finding the Fourth Proportional to 176,804.50, 265,279.12 and 76,913.14

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Solution

The fourth proportional to 176,804.50, 265,279.12 and 76,913.14 is: 115,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,804.50 : 265,279.12 = 76,913.14 : x
  2. Step 2: Convert to fraction form
    176,804.50/265,279.12 = 76,913.14/x
  3. Step 3: Cross multiply
    176,804.50x = 265,279.12 × 76,913.14
  4. Step 4: Simplify right side
    176,804.50x = 20,403,450,095.64
  5. Step 5: Solve for x
    x = 20,403,450,095.64/176,804.50
  6. Step 6: Final answer
    x = 115,401.19

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1.5x scale

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.