Home / 104,298.77-143,935.13-58,983.50

Finding the Fourth Proportional to 104,298.77, 143,935.13 and 58,983.50

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Solution

The fourth proportional to 104,298.77, 143,935.13 and 58,983.50 is: 81,398.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,298.77 : 143,935.13 = 58,983.50 : x
  2. Step 2: Convert to fraction form
    104,298.77/143,935.13 = 58,983.50/x
  3. Step 3: Cross multiply
    104,298.77x = 143,935.13 × 58,983.50
  4. Step 4: Simplify right side
    104,298.77x = 8,489,798,118.28
  5. Step 5: Solve for x
    x = 8,489,798,118.28/104,298.77
  6. Step 6: Final answer
    x = 81,398.83

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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.