Home / 97,212.60-134,153.36-52,500.60

Finding the Fourth Proportional to 97,212.60, 134,153.36 and 52,500.60

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Solution

The fourth proportional to 97,212.60, 134,153.36 and 52,500.60 is: 72,450.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,212.60 : 134,153.36 = 52,500.60 : x
  2. Step 2: Convert to fraction form
    97,212.60/134,153.36 = 52,500.60/x
  3. Step 3: Cross multiply
    97,212.60x = 134,153.36 × 52,500.60
  4. Step 4: Simplify right side
    97,212.60x = 7,043,131,892.02
  5. Step 5: Solve for x
    x = 7,043,131,892.02/97,212.60
  6. Step 6: Final answer
    x = 72,450.81

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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.