Home / 174,631.80-261,947.70-127,975.80

Finding the Fourth Proportional to 174,631.80, 261,947.70 and 127,975.80

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Solution

The fourth proportional to 174,631.80, 261,947.70 and 127,975.80 is: 191,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,631.80 : 261,947.70 = 127,975.80 : x
  2. Step 2: Convert to fraction form
    174,631.80/261,947.70 = 127,975.80/x
  3. Step 3: Cross multiply
    174,631.80x = 261,947.70 × 127,975.80
  4. Step 4: Simplify right side
    174,631.80x = 33,522,966,465.66
  5. Step 5: Solve for x
    x = 33,522,966,465.66/174,631.80
  6. Step 6: Final answer
    x = 191,963.70

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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.