Home / 97,016.86-145,254.87-49,529.80

Finding the Fourth Proportional to 97,016.86, 145,254.87 and 49,529.80

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Solution

The fourth proportional to 97,016.86, 145,254.87 and 49,529.80 is: 74,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,016.86 : 145,254.87 = 49,529.80 : x
  2. Step 2: Convert to fraction form
    97,016.86/145,254.87 = 49,529.80/x
  3. Step 3: Cross multiply
    97,016.86x = 145,254.87 × 49,529.80
  4. Step 4: Simplify right side
    97,016.86x = 7,194,444,660.13
  5. Step 5: Solve for x
    x = 7,194,444,660.13/97,016.86
  6. Step 6: Final answer
    x = 74,156.64

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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.