Home / 127,107.53-175,311.14-93,103.63

Finding the Fourth Proportional to 127,107.53, 175,311.14 and 93,103.63

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Solution

The fourth proportional to 127,107.53, 175,311.14 and 93,103.63 is: 128,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,107.53 : 175,311.14 = 93,103.63 : x
  2. Step 2: Convert to fraction form
    127,107.53/175,311.14 = 93,103.63/x
  3. Step 3: Cross multiply
    127,107.53x = 175,311.14 × 93,103.63
  4. Step 4: Simplify right side
    127,107.53x = 16,322,102,609.64
  5. Step 5: Solve for x
    x = 16,322,102,609.64/127,107.53
  6. Step 6: Final answer
    x = 128,411.77

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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.