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Finding the Fourth Proportional to 84,555.50, 116,685.16 and 46,828.94

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Solution

The fourth proportional to 84,555.50, 116,685.16 and 46,828.94 is: 64,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,555.50 : 116,685.16 = 46,828.94 : x
  2. Step 2: Convert to fraction form
    84,555.50/116,685.16 = 46,828.94/x
  3. Step 3: Cross multiply
    84,555.50x = 116,685.16 × 46,828.94
  4. Step 4: Simplify right side
    84,555.50x = 5,464,241,656.03
  5. Step 5: Solve for x
    x = 5,464,241,656.03/84,555.50
  6. Step 6: Final answer
    x = 64,623.14

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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.