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Finding the Fourth Proportional to 86,550.94, 119,440.65 and 46,806.94

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Solution

The fourth proportional to 86,550.94, 119,440.65 and 46,806.94 is: 64,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,550.94 : 119,440.65 = 46,806.94 : x
  2. Step 2: Convert to fraction form
    86,550.94/119,440.65 = 46,806.94/x
  3. Step 3: Cross multiply
    86,550.94x = 119,440.65 × 46,806.94
  4. Step 4: Simplify right side
    86,550.94x = 5,590,651,215.04
  5. Step 5: Solve for x
    x = 5,590,651,215.04/86,550.94
  6. Step 6: Final answer
    x = 64,593.77

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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.