Home / 132,421.29-182,744.99-71,996.00

Finding the Fourth Proportional to 132,421.29, 182,744.99 and 71,996.00

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Solution

The fourth proportional to 132,421.29, 182,744.99 and 71,996.00 is: 99,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,421.29 : 182,744.99 = 71,996.00 : x
  2. Step 2: Convert to fraction form
    132,421.29/182,744.99 = 71,996.00/x
  3. Step 3: Cross multiply
    132,421.29x = 182,744.99 × 71,996.00
  4. Step 4: Simplify right side
    132,421.29x = 13,156,907,026.34
  5. Step 5: Solve for x
    x = 13,156,907,026.34/132,421.29
  6. Step 6: Final answer
    x = 99,356.43

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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.