Home / 111,825.16-154,319.10-60,837.88

Finding the Fourth Proportional to 111,825.16, 154,319.10 and 60,837.88

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Solution

The fourth proportional to 111,825.16, 154,319.10 and 60,837.88 is: 83,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,825.16 : 154,319.10 = 60,837.88 : x
  2. Step 2: Convert to fraction form
    111,825.16/154,319.10 = 60,837.88/x
  3. Step 3: Cross multiply
    111,825.16x = 154,319.10 × 60,837.88
  4. Step 4: Simplify right side
    111,825.16x = 9,388,446,887.51
  5. Step 5: Solve for x
    x = 9,388,446,887.51/111,825.16
  6. Step 6: Final answer
    x = 83,956.48

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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.