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Finding the Fourth Proportional to 86,800.40, 119,795.58 and 48,562.07

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Solution

The fourth proportional to 86,800.40, 119,795.58 and 48,562.07 is: 67,021.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,800.40 : 119,795.58 = 48,562.07 : x
  2. Step 2: Convert to fraction form
    86,800.40/119,795.58 = 48,562.07/x
  3. Step 3: Cross multiply
    86,800.40x = 119,795.58 × 48,562.07
  4. Step 4: Simplify right side
    86,800.40x = 5,817,521,341.65
  5. Step 5: Solve for x
    x = 5,817,521,341.65/86,800.40
  6. Step 6: Final answer
    x = 67,021.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.