Home / 118,426.62-177,632.64-39,534.24

Finding the Fourth Proportional to 118,426.62, 177,632.64 and 39,534.24

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Solution

The fourth proportional to 118,426.62, 177,632.64 and 39,534.24 is: 59,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,426.62 : 177,632.64 = 39,534.24 : x
  2. Step 2: Convert to fraction form
    118,426.62/177,632.64 = 39,534.24/x
  3. Step 3: Cross multiply
    118,426.62x = 177,632.64 × 39,534.24
  4. Step 4: Simplify right side
    118,426.62x = 7,022,571,421.59
  5. Step 5: Solve for x
    x = 7,022,571,421.59/118,426.62
  6. Step 6: Final answer
    x = 59,298.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.