Home / 111,027.39-153,267.84-70,795.23

Finding the Fourth Proportional to 111,027.39, 153,267.84 and 70,795.23

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Solution

The fourth proportional to 111,027.39, 153,267.84 and 70,795.23 is: 97,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,027.39 : 153,267.84 = 70,795.23 : x
  2. Step 2: Convert to fraction form
    111,027.39/153,267.84 = 70,795.23/x
  3. Step 3: Cross multiply
    111,027.39x = 153,267.84 × 70,795.23
  4. Step 4: Simplify right side
    111,027.39x = 10,850,631,984.40
  5. Step 5: Solve for x
    x = 10,850,631,984.40/111,027.39
  6. Step 6: Final answer
    x = 97,729.33

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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.