Home / 93,536.80-140,305.20-56,139.10

Finding the Fourth Proportional to 93,536.80, 140,305.20 and 56,139.10

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Solution

The fourth proportional to 93,536.80, 140,305.20 and 56,139.10 is: 84,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,536.80 : 140,305.20 = 56,139.10 : x
  2. Step 2: Convert to fraction form
    93,536.80/140,305.20 = 56,139.10/x
  3. Step 3: Cross multiply
    93,536.80x = 140,305.20 × 56,139.10
  4. Step 4: Simplify right side
    93,536.80x = 7,876,607,653.32
  5. Step 5: Solve for x
    x = 7,876,607,653.32/93,536.80
  6. Step 6: Final answer
    x = 84,208.65

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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.