Home / 127,816.41-191,725.08-39,069.57

Finding the Fourth Proportional to 127,816.41, 191,725.08 and 39,069.57

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Solution

The fourth proportional to 127,816.41, 191,725.08 and 39,069.57 is: 58,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,816.41 : 191,725.08 = 39,069.57 : x
  2. Step 2: Convert to fraction form
    127,816.41/191,725.08 = 39,069.57/x
  3. Step 3: Cross multiply
    127,816.41x = 191,725.08 × 39,069.57
  4. Step 4: Simplify right side
    127,816.41x = 7,490,616,433.82
  5. Step 5: Solve for x
    x = 7,490,616,433.82/127,816.41
  6. Step 6: Final answer
    x = 58,604.50

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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.