Home / 127,064.66-190,356.41-84,817.35

Finding the Fourth Proportional to 127,064.66, 190,356.41 and 84,817.35

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Solution

The fourth proportional to 127,064.66, 190,356.41 and 84,817.35 is: 127,065.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,064.66 : 190,356.41 = 84,817.35 : x
  2. Step 2: Convert to fraction form
    127,064.66/190,356.41 = 84,817.35/x
  3. Step 3: Cross multiply
    127,064.66x = 190,356.41 × 84,817.35
  4. Step 4: Simplify right side
    127,064.66x = 16,145,526,463.76
  5. Step 5: Solve for x
    x = 16,145,526,463.76/127,064.66
  6. Step 6: Final answer
    x = 127,065.44

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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.