Home / 127,465.88-175,907.20-70,107.62

Finding the Fourth Proportional to 127,465.88, 175,907.20 and 70,107.62

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Solution

The fourth proportional to 127,465.88, 175,907.20 and 70,107.62 is: 96,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,465.88 : 175,907.20 = 70,107.62 : x
  2. Step 2: Convert to fraction form
    127,465.88/175,907.20 = 70,107.62/x
  3. Step 3: Cross multiply
    127,465.88x = 175,907.20 × 70,107.62
  4. Step 4: Simplify right side
    127,465.88x = 12,332,434,678.93
  5. Step 5: Solve for x
    x = 12,332,434,678.93/127,465.88
  6. Step 6: Final answer
    x = 96,750.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.