Home / 93,365.36-128,844.12-50,923.76

Finding the Fourth Proportional to 93,365.36, 128,844.12 and 50,923.76

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Solution

The fourth proportional to 93,365.36, 128,844.12 and 50,923.76 is: 70,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,365.36 : 128,844.12 = 50,923.76 : x
  2. Step 2: Convert to fraction form
    93,365.36/128,844.12 = 50,923.76/x
  3. Step 3: Cross multiply
    93,365.36x = 128,844.12 × 50,923.76
  4. Step 4: Simplify right side
    93,365.36x = 6,561,227,044.29
  5. Step 5: Solve for x
    x = 6,561,227,044.29/93,365.36
  6. Step 6: Final answer
    x = 70,274.75

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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.