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Finding the Fourth Proportional to 70,693.88, 97,551.75 and 41,617.63

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Solution

The fourth proportional to 70,693.88, 97,551.75 and 41,617.63 is: 57,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,693.88 : 97,551.75 = 41,617.63 : x
  2. Step 2: Convert to fraction form
    70,693.88/97,551.75 = 41,617.63/x
  3. Step 3: Cross multiply
    70,693.88x = 97,551.75 × 41,617.63
  4. Step 4: Simplify right side
    70,693.88x = 4,059,872,580.86
  5. Step 5: Solve for x
    x = 4,059,872,580.86/70,693.88
  6. Step 6: Final answer
    x = 57,428.91

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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.