Home / 127,358.58-175,756.66-70,003.21

Finding the Fourth Proportional to 127,358.58, 175,756.66 and 70,003.21

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Solution

The fourth proportional to 127,358.58, 175,756.66 and 70,003.21 is: 96,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,358.58 : 175,756.66 = 70,003.21 : x
  2. Step 2: Convert to fraction form
    127,358.58/175,756.66 = 70,003.21/x
  3. Step 3: Cross multiply
    127,358.58x = 175,756.66 × 70,003.21
  4. Step 4: Simplify right side
    127,358.58x = 12,303,529,944.25
  5. Step 5: Solve for x
    x = 12,303,529,944.25/127,358.58
  6. Step 6: Final answer
    x = 96,605.42

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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.