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Finding the Fourth Proportional to 84,656.60, 116,738.93 and 59,153.67

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Solution

The fourth proportional to 84,656.60, 116,738.93 and 59,153.67 is: 81,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,656.60 : 116,738.93 = 59,153.67 : x
  2. Step 2: Convert to fraction form
    84,656.60/116,738.93 = 59,153.67/x
  3. Step 3: Cross multiply
    84,656.60x = 116,738.93 × 59,153.67
  4. Step 4: Simplify right side
    84,656.60x = 6,905,536,727.03
  5. Step 5: Solve for x
    x = 6,905,536,727.03/84,656.60
  6. Step 6: Final answer
    x = 81,571.15

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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.