Home / 236,007.24-325,688.16-128,576.92

Finding the Fourth Proportional to 236,007.24, 325,688.16 and 128,576.92

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Solution

The fourth proportional to 236,007.24, 325,688.16 and 128,576.92 is: 177,435.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,007.24 : 325,688.16 = 128,576.92 : x
  2. Step 2: Convert to fraction form
    236,007.24/325,688.16 = 128,576.92/x
  3. Step 3: Cross multiply
    236,007.24x = 325,688.16 × 128,576.92
  4. Step 4: Simplify right side
    236,007.24x = 41,875,980,493.27
  5. Step 5: Solve for x
    x = 41,875,980,493.27/236,007.24
  6. Step 6: Final answer
    x = 177,435.15

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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.