Home / 132,752.20-183,202.50-72,327.64

Finding the Fourth Proportional to 132,752.20, 183,202.50 and 72,327.64

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Solution

The fourth proportional to 132,752.20, 183,202.50 and 72,327.64 is: 99,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,752.20 : 183,202.50 = 72,327.64 : x
  2. Step 2: Convert to fraction form
    132,752.20/183,202.50 = 72,327.64/x
  3. Step 3: Cross multiply
    132,752.20x = 183,202.50 × 72,327.64
  4. Step 4: Simplify right side
    132,752.20x = 13,250,604,467.10
  5. Step 5: Solve for x
    x = 13,250,604,467.10/132,752.20
  6. Step 6: Final answer
    x = 99,814.58

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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.