Home / 97,970.08-146,933.52-48,000.64

Finding the Fourth Proportional to 97,970.08, 146,933.52 and 48,000.64

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Solution

The fourth proportional to 97,970.08, 146,933.52 and 48,000.64 is: 71,990.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,970.08 : 146,933.52 = 48,000.64 : x
  2. Step 2: Convert to fraction form
    97,970.08/146,933.52 = 48,000.64/x
  3. Step 3: Cross multiply
    97,970.08x = 146,933.52 × 48,000.64
  4. Step 4: Simplify right side
    97,970.08x = 7,052,902,997.45
  5. Step 5: Solve for x
    x = 7,052,902,997.45/97,970.08
  6. Step 6: Final answer
    x = 71,990.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.