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Finding the Fourth Proportional to 43,643.66, 60,223.57 and 29,300.58

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Solution

The fourth proportional to 43,643.66, 60,223.57 and 29,300.58 is: 40,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,643.66 : 60,223.57 = 29,300.58 : x
  2. Step 2: Convert to fraction form
    43,643.66/60,223.57 = 29,300.58/x
  3. Step 3: Cross multiply
    43,643.66x = 60,223.57 × 29,300.58
  4. Step 4: Simplify right side
    43,643.66x = 1,764,585,457.42
  5. Step 5: Solve for x
    x = 1,764,585,457.42/43,643.66
  6. Step 6: Final answer
    x = 40,431.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.