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Finding the Fourth Proportional to 70,686.70, 97,593.33 and 46,845.70

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Solution

The fourth proportional to 70,686.70, 97,593.33 and 46,845.70 is: 64,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,686.70 : 97,593.33 = 46,845.70 : x
  2. Step 2: Convert to fraction form
    70,686.70/97,593.33 = 46,845.70/x
  3. Step 3: Cross multiply
    70,686.70x = 97,593.33 × 46,845.70
  4. Step 4: Simplify right side
    70,686.70x = 4,571,827,859.18
  5. Step 5: Solve for x
    x = 4,571,827,859.18/70,686.70
  6. Step 6: Final answer
    x = 64,677.34

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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.