Home / 64,982.75-97,459.14-20,601.23

Finding the Fourth Proportional to 64,982.75, 97,459.14 and 20,601.23

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Solution

The fourth proportional to 64,982.75, 97,459.14 and 20,601.23 is: 30,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,982.75 : 97,459.14 = 20,601.23 : x
  2. Step 2: Convert to fraction form
    64,982.75/97,459.14 = 20,601.23/x
  3. Step 3: Cross multiply
    64,982.75x = 97,459.14 × 20,601.23
  4. Step 4: Simplify right side
    64,982.75x = 2,007,778,158.74
  5. Step 5: Solve for x
    x = 2,007,778,158.74/64,982.75
  6. Step 6: Final answer
    x = 30,897.09

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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.