Home / 43,311.04-64,839.84-39,160.60

Finding the Fourth Proportional to 43,311.04, 64,839.84 and 39,160.60

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Solution

The fourth proportional to 43,311.04, 64,839.84 and 39,160.60 is: 58,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,311.04 : 64,839.84 = 39,160.60 : x
  2. Step 2: Convert to fraction form
    43,311.04/64,839.84 = 39,160.60/x
  3. Step 3: Cross multiply
    43,311.04x = 64,839.84 × 39,160.60
  4. Step 4: Simplify right side
    43,311.04x = 2,539,167,038.30
  5. Step 5: Solve for x
    x = 2,539,167,038.30/43,311.04
  6. Step 6: Final answer
    x = 58,626.32

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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.