Home / 173,457.21-239,303.45-108,899.00

Finding the Fourth Proportional to 173,457.21, 239,303.45 and 108,899.00

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Solution

The fourth proportional to 173,457.21, 239,303.45 and 108,899.00 is: 150,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,457.21 : 239,303.45 = 108,899.00 : x
  2. Step 2: Convert to fraction form
    173,457.21/239,303.45 = 108,899.00/x
  3. Step 3: Cross multiply
    173,457.21x = 239,303.45 × 108,899.00
  4. Step 4: Simplify right side
    173,457.21x = 26,059,904,660.54
  5. Step 5: Solve for x
    x = 26,059,904,660.54/173,457.21
  6. Step 6: Final answer
    x = 150,238.23

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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.