Home / 132,457.45-182,785.72-75,100.63

Finding the Fourth Proportional to 132,457.45, 182,785.72 and 75,100.63

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Solution

The fourth proportional to 132,457.45, 182,785.72 and 75,100.63 is: 103,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,457.45 : 182,785.72 = 75,100.63 : x
  2. Step 2: Convert to fraction form
    132,457.45/182,785.72 = 75,100.63/x
  3. Step 3: Cross multiply
    132,457.45x = 182,785.72 × 75,100.63
  4. Step 4: Simplify right side
    132,457.45x = 13,727,322,727.00
  5. Step 5: Solve for x
    x = 13,727,322,727.00/132,457.45
  6. Step 6: Final answer
    x = 103,635.72

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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.