Home / 64,068.12-96,099.21-19,692.81

Finding the Fourth Proportional to 64,068.12, 96,099.21 and 19,692.81

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Solution

The fourth proportional to 64,068.12, 96,099.21 and 19,692.81 is: 29,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,068.12 : 96,099.21 = 19,692.81 : x
  2. Step 2: Convert to fraction form
    64,068.12/96,099.21 = 19,692.81/x
  3. Step 3: Cross multiply
    64,068.12x = 96,099.21 × 19,692.81
  4. Step 4: Simplify right side
    64,068.12x = 1,892,463,483.68
  5. Step 5: Solve for x
    x = 1,892,463,483.68/64,068.12
  6. Step 6: Final answer
    x = 29,538.30

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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.