Home / 127,456.37-175,888.73-70,867.25

Finding the Fourth Proportional to 127,456.37, 175,888.73 and 70,867.25

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Solution

The fourth proportional to 127,456.37, 175,888.73 and 70,867.25 is: 97,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,456.37 : 175,888.73 = 70,867.25 : x
  2. Step 2: Convert to fraction form
    127,456.37/175,888.73 = 70,867.25/x
  3. Step 3: Cross multiply
    127,456.37x = 175,888.73 × 70,867.25
  4. Step 4: Simplify right side
    127,456.37x = 12,464,750,246.76
  5. Step 5: Solve for x
    x = 12,464,750,246.76/127,456.37
  6. Step 6: Final answer
    x = 97,796.21

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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.