Home / 192,130.64-265,139.26-111,577.97

Finding the Fourth Proportional to 192,130.64, 265,139.26 and 111,577.97

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Solution

The fourth proportional to 192,130.64, 265,139.26 and 111,577.97 is: 153,977.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,130.64 : 265,139.26 = 111,577.97 : x
  2. Step 2: Convert to fraction form
    192,130.64/265,139.26 = 111,577.97/x
  3. Step 3: Cross multiply
    192,130.64x = 265,139.26 × 111,577.97
  4. Step 4: Simplify right side
    192,130.64x = 29,583,700,398.10
  5. Step 5: Solve for x
    x = 29,583,700,398.10/192,130.64
  6. Step 6: Final answer
    x = 153,977.00

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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.