Home / 84,966.37-127,441.28-25,802.56

Finding the Fourth Proportional to 84,966.37, 127,441.28 and 25,802.56

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Solution

The fourth proportional to 84,966.37, 127,441.28 and 25,802.56 is: 38,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.37 : 127,441.28 = 25,802.56 : x
  2. Step 2: Convert to fraction form
    84,966.37/127,441.28 = 25,802.56/x
  3. Step 3: Cross multiply
    84,966.37x = 127,441.28 × 25,802.56
  4. Step 4: Simplify right side
    84,966.37x = 3,288,310,780.63
  5. Step 5: Solve for x
    x = 3,288,310,780.63/84,966.37
  6. Step 6: Final answer
    x = 38,701.32

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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.