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Finding the Fourth Proportional to 84,637.60, 116,806.80 and 46,923.04

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Solution

The fourth proportional to 84,637.60, 116,806.80 and 46,923.04 is: 64,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,637.60 : 116,806.80 = 46,923.04 : x
  2. Step 2: Convert to fraction form
    84,637.60/116,806.80 = 46,923.04/x
  3. Step 3: Cross multiply
    84,637.60x = 116,806.80 × 46,923.04
  4. Step 4: Simplify right side
    84,637.60x = 5,480,930,148.67
  5. Step 5: Solve for x
    x = 5,480,930,148.67/84,637.60
  6. Step 6: Final answer
    x = 64,757.63

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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.