Home / 132,626.70-183,026.05-72,197.63

Finding the Fourth Proportional to 132,626.70, 183,026.05 and 72,197.63

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Solution

The fourth proportional to 132,626.70, 183,026.05 and 72,197.63 is: 99,633.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,626.70 : 183,026.05 = 72,197.63 : x
  2. Step 2: Convert to fraction form
    132,626.70/183,026.05 = 72,197.63/x
  3. Step 3: Cross multiply
    132,626.70x = 183,026.05 × 72,197.63
  4. Step 4: Simplify right side
    132,626.70x = 13,214,046,628.98
  5. Step 5: Solve for x
    x = 13,214,046,628.98/132,626.70
  6. Step 6: Final answer
    x = 99,633.38

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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.