Home / 64,895.93-97,343.28-20,522.69

Finding the Fourth Proportional to 64,895.93, 97,343.28 and 20,522.69

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Solution

The fourth proportional to 64,895.93, 97,343.28 and 20,522.69 is: 30,783.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,895.93 : 97,343.28 = 20,522.69 : x
  2. Step 2: Convert to fraction form
    64,895.93/97,343.28 = 20,522.69/x
  3. Step 3: Cross multiply
    64,895.93x = 97,343.28 × 20,522.69
  4. Step 4: Simplify right side
    64,895.93x = 1,997,745,959.02
  5. Step 5: Solve for x
    x = 1,997,745,959.02/64,895.93
  6. Step 6: Final answer
    x = 30,783.84

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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.