Home / 93,983.98-129,698.06-51,542.82

Finding the Fourth Proportional to 93,983.98, 129,698.06 and 51,542.82

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Solution

The fourth proportional to 93,983.98, 129,698.06 and 51,542.82 is: 71,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,983.98 : 129,698.06 = 51,542.82 : x
  2. Step 2: Convert to fraction form
    93,983.98/129,698.06 = 51,542.82/x
  3. Step 3: Cross multiply
    93,983.98x = 129,698.06 × 51,542.82
  4. Step 4: Simplify right side
    93,983.98x = 6,685,003,760.93
  5. Step 5: Solve for x
    x = 6,685,003,760.93/93,983.98
  6. Step 6: Final answer
    x = 71,129.18

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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.