Home / 132,833.52-183,307.86-76,240.44

Finding the Fourth Proportional to 132,833.52, 183,307.86 and 76,240.44

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Solution

The fourth proportional to 132,833.52, 183,307.86 and 76,240.44 is: 105,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,833.52 : 183,307.86 = 76,240.44 : x
  2. Step 2: Convert to fraction form
    132,833.52/183,307.86 = 76,240.44/x
  3. Step 3: Cross multiply
    132,833.52x = 183,307.86 × 76,240.44
  4. Step 4: Simplify right side
    132,833.52x = 13,975,471,901.86
  5. Step 5: Solve for x
    x = 13,975,471,901.86/132,833.52
  6. Step 6: Final answer
    x = 105,210.43

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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.