Home / 93,330.36-128,796.48-50,889.60

Finding the Fourth Proportional to 93,330.36, 128,796.48 and 50,889.60

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Solution

The fourth proportional to 93,330.36, 128,796.48 and 50,889.60 is: 70,227.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,330.36 : 128,796.48 = 50,889.60 : x
  2. Step 2: Convert to fraction form
    93,330.36/128,796.48 = 50,889.60/x
  3. Step 3: Cross multiply
    93,330.36x = 128,796.48 × 50,889.60
  4. Step 4: Simplify right side
    93,330.36x = 6,554,401,348.61
  5. Step 5: Solve for x
    x = 6,554,401,348.61/93,330.36
  6. Step 6: Final answer
    x = 70,227.97

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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.