Home / 127,063.41-190,354.54-84,816.10

Finding the Fourth Proportional to 127,063.41, 190,354.54 and 84,816.10

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Solution

The fourth proportional to 127,063.41, 190,354.54 and 84,816.10 is: 127,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,063.41 : 190,354.54 = 84,816.10 : x
  2. Step 2: Convert to fraction form
    127,063.41/190,354.54 = 84,816.10/x
  3. Step 3: Cross multiply
    127,063.41x = 190,354.54 × 84,816.10
  4. Step 4: Simplify right side
    127,063.41x = 16,145,129,700.09
  5. Step 5: Solve for x
    x = 16,145,129,700.09/127,063.41
  6. Step 6: Final answer
    x = 127,063.56

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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.