Home / 83,973.12-125,957.58-34,039.86

Finding the Fourth Proportional to 83,973.12, 125,957.58 and 34,039.86

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Solution

The fourth proportional to 83,973.12, 125,957.58 and 34,039.86 is: 51,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,973.12 : 125,957.58 = 34,039.86 : x
  2. Step 2: Convert to fraction form
    83,973.12/125,957.58 = 34,039.86/x
  3. Step 3: Cross multiply
    83,973.12x = 125,957.58 × 34,039.86
  4. Step 4: Simplify right side
    83,973.12x = 4,287,578,389.14
  5. Step 5: Solve for x
    x = 4,287,578,389.14/83,973.12
  6. Step 6: Final answer
    x = 51,058.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.