Home / 118,186.06-177,280.64-39,300.28

Finding the Fourth Proportional to 118,186.06, 177,280.64 and 39,300.28

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Solution

The fourth proportional to 118,186.06, 177,280.64 and 39,300.28 is: 58,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,186.06 : 177,280.64 = 39,300.28 : x
  2. Step 2: Convert to fraction form
    118,186.06/177,280.64 = 39,300.28/x
  3. Step 3: Cross multiply
    118,186.06x = 177,280.64 × 39,300.28
  4. Step 4: Simplify right side
    118,186.06x = 6,967,178,790.58
  5. Step 5: Solve for x
    x = 6,967,178,790.58/118,186.06
  6. Step 6: Final answer
    x = 58,950.94

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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.