Home / 127,529.34-175,991.84-70,169.42

Finding the Fourth Proportional to 127,529.34, 175,991.84 and 70,169.42

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Solution

The fourth proportional to 127,529.34, 175,991.84 and 70,169.42 is: 96,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,529.34 : 175,991.84 = 70,169.42 : x
  2. Step 2: Convert to fraction form
    127,529.34/175,991.84 = 70,169.42/x
  3. Step 3: Cross multiply
    127,529.34x = 175,991.84 × 70,169.42
  4. Step 4: Simplify right side
    127,529.34x = 12,349,245,337.53
  5. Step 5: Solve for x
    x = 12,349,245,337.53/127,529.34
  6. Step 6: Final answer
    x = 96,834.54

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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.