Home / 132,263.86-182,525.47-71,835.69

Finding the Fourth Proportional to 132,263.86, 182,525.47 and 71,835.69

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Solution

The fourth proportional to 132,263.86, 182,525.47 and 71,835.69 is: 99,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,263.86 : 182,525.47 = 71,835.69 : x
  2. Step 2: Convert to fraction form
    132,263.86/182,525.47 = 71,835.69/x
  3. Step 3: Cross multiply
    132,263.86x = 182,525.47 × 71,835.69
  4. Step 4: Simplify right side
    132,263.86x = 13,111,842,044.85
  5. Step 5: Solve for x
    x = 13,111,842,044.85/132,263.86
  6. Step 6: Final answer
    x = 99,133.97

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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.