Home / 93,450.27-128,961.53-51,008.83

Finding the Fourth Proportional to 93,450.27, 128,961.53 and 51,008.83

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Solution

The fourth proportional to 93,450.27, 128,961.53 and 51,008.83 is: 70,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,450.27 : 128,961.53 = 51,008.83 : x
  2. Step 2: Convert to fraction form
    93,450.27/128,961.53 = 51,008.83/x
  3. Step 3: Cross multiply
    93,450.27x = 128,961.53 × 51,008.83
  4. Step 4: Simplify right side
    93,450.27x = 6,578,176,760.31
  5. Step 5: Solve for x
    x = 6,578,176,760.31/93,450.27
  6. Step 6: Final answer
    x = 70,392.27

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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.