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Finding the Fourth Proportional to 176,431.04, 264,642.24 and 43,310.24

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Solution

The fourth proportional to 176,431.04, 264,642.24 and 43,310.24 is: 64,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,431.04 : 264,642.24 = 43,310.24 : x
  2. Step 2: Convert to fraction form
    176,431.04/264,642.24 = 43,310.24/x
  3. Step 3: Cross multiply
    176,431.04x = 264,642.24 × 43,310.24
  4. Step 4: Simplify right side
    176,431.04x = 11,461,718,928.54
  5. Step 5: Solve for x
    x = 11,461,718,928.54/176,431.04
  6. Step 6: Final answer
    x = 64,964.30

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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.