Home / 132,457.68-182,859.32-102,175.02

Finding the Fourth Proportional to 132,457.68, 182,859.32 and 102,175.02

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Solution

The fourth proportional to 132,457.68, 182,859.32 and 102,175.02 is: 141,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,457.68 : 182,859.32 = 102,175.02 : x
  2. Step 2: Convert to fraction form
    132,457.68/182,859.32 = 102,175.02/x
  3. Step 3: Cross multiply
    132,457.68x = 182,859.32 × 102,175.02
  4. Step 4: Simplify right side
    132,457.68x = 18,683,654,933.62
  5. Step 5: Solve for x
    x = 18,683,654,933.62/132,457.68
  6. Step 6: Final answer
    x = 141,053.77

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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.