Home / 127,433.07-175,857.83-70,844.45

Finding the Fourth Proportional to 127,433.07, 175,857.83 and 70,844.45

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Solution

The fourth proportional to 127,433.07, 175,857.83 and 70,844.45 is: 97,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,433.07 : 175,857.83 = 70,844.45 : x
  2. Step 2: Convert to fraction form
    127,433.07/175,857.83 = 70,844.45/x
  3. Step 3: Cross multiply
    127,433.07x = 175,857.83 × 70,844.45
  4. Step 4: Simplify right side
    127,433.07x = 12,458,550,011.03
  5. Step 5: Solve for x
    x = 12,458,550,011.03/127,433.07
  6. Step 6: Final answer
    x = 97,765.44

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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.