Home / 132,273.95-182,432.43-86,998.41

Finding the Fourth Proportional to 132,273.95, 182,432.43 and 86,998.41

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Solution

The fourth proportional to 132,273.95, 182,432.43 and 86,998.41 is: 119,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,273.95 : 182,432.43 = 86,998.41 : x
  2. Step 2: Convert to fraction form
    132,273.95/182,432.43 = 86,998.41/x
  3. Step 3: Cross multiply
    132,273.95x = 182,432.43 × 86,998.41
  4. Step 4: Simplify right side
    132,273.95x = 15,871,331,342.44
  5. Step 5: Solve for x
    x = 15,871,331,342.44/132,273.95
  6. Step 6: Final answer
    x = 119,988.34

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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.