Home / 132,395.94-182,708.16-71,967.51

Finding the Fourth Proportional to 132,395.94, 182,708.16 and 71,967.51

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Solution

The fourth proportional to 132,395.94, 182,708.16 and 71,967.51 is: 99,316.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,395.94 : 182,708.16 = 71,967.51 : x
  2. Step 2: Convert to fraction form
    132,395.94/182,708.16 = 71,967.51/x
  3. Step 3: Cross multiply
    132,395.94x = 182,708.16 × 71,967.51
  4. Step 4: Simplify right side
    132,395.94x = 13,149,051,331.88
  5. Step 5: Solve for x
    x = 13,149,051,331.88/132,395.94
  6. Step 6: Final answer
    x = 99,316.12

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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.