Home / 153,327.88-211,550-92,058.18

Finding the Fourth Proportional to 153,327.88, 211,550 and 92,058.18

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Solution

The fourth proportional to 153,327.88, 211,550 and 92,058.18 is: 127,014.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,327.88 : 211,550 = 92,058.18 : x
  2. Step 2: Convert to fraction form
    153,327.88/211,550 = 92,058.18/x
  3. Step 3: Cross multiply
    153,327.88x = 211,550 × 92,058.18
  4. Step 4: Simplify right side
    153,327.88x = 19,474,907,979
  5. Step 5: Solve for x
    x = 19,474,907,979/153,327.88
  6. Step 6: Final answer
    x = 127,014.79

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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.