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Finding the Fourth Proportional to 245,582.32, 368,373.50 and 68,089.34

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Solution

The fourth proportional to 245,582.32, 368,373.50 and 68,089.34 is: 102,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,582.32 : 368,373.50 = 68,089.34 : x
  2. Step 2: Convert to fraction form
    245,582.32/368,373.50 = 68,089.34/x
  3. Step 3: Cross multiply
    245,582.32x = 368,373.50 × 68,089.34
  4. Step 4: Simplify right side
    245,582.32x = 25,082,306,476.40
  5. Step 5: Solve for x
    x = 25,082,306,476.40/245,582.32
  6. Step 6: Final answer
    x = 102,134.01

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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.