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Finding the Fourth Proportional to 70,166.34, 96,798.69 and 41,855.63

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Solution

The fourth proportional to 70,166.34, 96,798.69 and 41,855.63 is: 57,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,166.34 : 96,798.69 = 41,855.63 : x
  2. Step 2: Convert to fraction form
    70,166.34/96,798.69 = 41,855.63/x
  3. Step 3: Cross multiply
    70,166.34x = 96,798.69 × 41,855.63
  4. Step 4: Simplify right side
    70,166.34x = 4,051,569,669.13
  5. Step 5: Solve for x
    x = 4,051,569,669.13/70,166.34
  6. Step 6: Final answer
    x = 57,742.35

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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.