Home / 43,260.72-64,886.08-11,673.04

Finding the Fourth Proportional to 43,260.72, 64,886.08 and 11,673.04

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Solution

The fourth proportional to 43,260.72, 64,886.08 and 11,673.04 is: 17,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.72 : 64,886.08 = 11,673.04 : x
  2. Step 2: Convert to fraction form
    43,260.72/64,886.08 = 11,673.04/x
  3. Step 3: Cross multiply
    43,260.72x = 64,886.08 × 11,673.04
  4. Step 4: Simplify right side
    43,260.72x = 757,417,807.28
  5. Step 5: Solve for x
    x = 757,417,807.28/43,260.72
  6. Step 6: Final answer
    x = 17,508.21

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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.