Home / 93,786.67-129,400.02-53,485.73

Finding the Fourth Proportional to 93,786.67, 129,400.02 and 53,485.73

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Solution

The fourth proportional to 93,786.67, 129,400.02 and 53,485.73 is: 73,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,786.67 : 129,400.02 = 53,485.73 : x
  2. Step 2: Convert to fraction form
    93,786.67/129,400.02 = 53,485.73/x
  3. Step 3: Cross multiply
    93,786.67x = 129,400.02 × 53,485.73
  4. Step 4: Simplify right side
    93,786.67x = 6,921,053,884.71
  5. Step 5: Solve for x
    x = 6,921,053,884.71/93,786.67
  6. Step 6: Final answer
    x = 73,795.71

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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.