Home / 93,186.86-128,599.34-50,745.36

Finding the Fourth Proportional to 93,186.86, 128,599.34 and 50,745.36

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Solution

The fourth proportional to 93,186.86, 128,599.34 and 50,745.36 is: 70,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,186.86 : 128,599.34 = 50,745.36 : x
  2. Step 2: Convert to fraction form
    93,186.86/128,599.34 = 50,745.36/x
  3. Step 3: Cross multiply
    93,186.86x = 128,599.34 × 50,745.36
  4. Step 4: Simplify right side
    93,186.86x = 6,525,819,550.34
  5. Step 5: Solve for x
    x = 6,525,819,550.34/93,186.86
  6. Step 6: Final answer
    x = 70,029.39

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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.