Home / 132,730.75-183,168.45-73,114.75

Finding the Fourth Proportional to 132,730.75, 183,168.45 and 73,114.75

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Solution

The fourth proportional to 132,730.75, 183,168.45 and 73,114.75 is: 100,898.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,730.75 : 183,168.45 = 73,114.75 : x
  2. Step 2: Convert to fraction form
    132,730.75/183,168.45 = 73,114.75/x
  3. Step 3: Cross multiply
    132,730.75x = 183,168.45 × 73,114.75
  4. Step 4: Simplify right side
    132,730.75x = 13,392,315,429.64
  5. Step 5: Solve for x
    x = 13,392,315,429.64/132,730.75
  6. Step 6: Final answer
    x = 100,898.36

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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.