Home / 132,573.35-182,953.43-72,146.54

Finding the Fourth Proportional to 132,573.35, 182,953.43 and 72,146.54

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Solution

The fourth proportional to 132,573.35, 182,953.43 and 72,146.54 is: 99,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573.35 : 182,953.43 = 72,146.54 : x
  2. Step 2: Convert to fraction form
    132,573.35/182,953.43 = 72,146.54/x
  3. Step 3: Cross multiply
    132,573.35x = 182,953.43 × 72,146.54
  4. Step 4: Simplify right side
    132,573.35x = 13,199,456,955.63
  5. Step 5: Solve for x
    x = 13,199,456,955.63/132,573.35
  6. Step 6: Final answer
    x = 99,563.43

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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.