Home / 127,027.82-175,305.39-70,437.98

Finding the Fourth Proportional to 127,027.82, 175,305.39 and 70,437.98

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Solution

The fourth proportional to 127,027.82, 175,305.39 and 70,437.98 is: 97,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,027.82 : 175,305.39 = 70,437.98 : x
  2. Step 2: Convert to fraction form
    127,027.82/175,305.39 = 70,437.98/x
  3. Step 3: Cross multiply
    127,027.82x = 175,305.39 × 70,437.98
  4. Step 4: Simplify right side
    127,027.82x = 12,348,157,554.71
  5. Step 5: Solve for x
    x = 12,348,157,554.71/127,027.82
  6. Step 6: Final answer
    x = 97,208.29

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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.