Home / 64,958.04-97,439.76-20,583.81

Finding the Fourth Proportional to 64,958.04, 97,439.76 and 20,583.81

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Solution

The fourth proportional to 64,958.04, 97,439.76 and 20,583.81 is: 30,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,958.04 : 97,439.76 = 20,583.81 : x
  2. Step 2: Convert to fraction form
    64,958.04/97,439.76 = 20,583.81/x
  3. Step 3: Cross multiply
    64,958.04x = 97,439.76 × 20,583.81
  4. Step 4: Simplify right side
    64,958.04x = 2,005,681,506.29
  5. Step 5: Solve for x
    x = 2,005,681,506.29/64,958.04
  6. Step 6: Final answer
    x = 30,876.57

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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.