Home / 84,848.70-127,240.65-25,664.70

Finding the Fourth Proportional to 84,848.70, 127,240.65 and 25,664.70

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Solution

The fourth proportional to 84,848.70, 127,240.65 and 25,664.70 is: 38,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,848.70 : 127,240.65 = 25,664.70 : x
  2. Step 2: Convert to fraction form
    84,848.70/127,240.65 = 25,664.70/x
  3. Step 3: Cross multiply
    84,848.70x = 127,240.65 × 25,664.70
  4. Step 4: Simplify right side
    84,848.70x = 3,265,593,110.06
  5. Step 5: Solve for x
    x = 3,265,593,110.06/84,848.70
  6. Step 6: Final answer
    x = 38,487.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.