Home / 118,532.37-177,778.70-39,646.33

Finding the Fourth Proportional to 118,532.37, 177,778.70 and 39,646.33

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Solution

The fourth proportional to 118,532.37, 177,778.70 and 39,646.33 is: 59,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,532.37 : 177,778.70 = 39,646.33 : x
  2. Step 2: Convert to fraction form
    118,532.37/177,778.70 = 39,646.33/x
  3. Step 3: Cross multiply
    118,532.37x = 177,778.70 × 39,646.33
  4. Step 4: Simplify right side
    118,532.37x = 7,048,272,808.94
  5. Step 5: Solve for x
    x = 7,048,272,808.94/118,532.37
  6. Step 6: Final answer
    x = 59,462.85

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1.5x scale

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.