Home / 118,019.46-176,990.85-39,112.50

Finding the Fourth Proportional to 118,019.46, 176,990.85 and 39,112.50

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Solution

The fourth proportional to 118,019.46, 176,990.85 and 39,112.50 is: 58,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,019.46 : 176,990.85 = 39,112.50 : x
  2. Step 2: Convert to fraction form
    118,019.46/176,990.85 = 39,112.50/x
  3. Step 3: Cross multiply
    118,019.46x = 176,990.85 × 39,112.50
  4. Step 4: Simplify right side
    118,019.46x = 6,922,554,620.63
  5. Step 5: Solve for x
    x = 6,922,554,620.63/118,019.46
  6. Step 6: Final answer
    x = 58,656.04

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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.