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Finding the Fourth Proportional to 86,495.56, 119,363.82 and 46,751.56

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Solution

The fourth proportional to 86,495.56, 119,363.82 and 46,751.56 is: 64,517.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,495.56 : 119,363.82 = 46,751.56 : x
  2. Step 2: Convert to fraction form
    86,495.56/119,363.82 = 46,751.56/x
  3. Step 3: Cross multiply
    86,495.56x = 119,363.82 × 46,751.56
  4. Step 4: Simplify right side
    86,495.56x = 5,580,444,792.56
  5. Step 5: Solve for x
    x = 5,580,444,792.56/86,495.56
  6. Step 6: Final answer
    x = 64,517.12

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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.