Home / 127,056.63-190,588.89-47,114.49

Finding the Fourth Proportional to 127,056.63, 190,588.89 and 47,114.49

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Solution

The fourth proportional to 127,056.63, 190,588.89 and 47,114.49 is: 70,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,056.63 : 190,588.89 = 47,114.49 : x
  2. Step 2: Convert to fraction form
    127,056.63/190,588.89 = 47,114.49/x
  3. Step 3: Cross multiply
    127,056.63x = 190,588.89 × 47,114.49
  4. Step 4: Simplify right side
    127,056.63x = 8,979,498,352.02
  5. Step 5: Solve for x
    x = 8,979,498,352.02/127,056.63
  6. Step 6: Final answer
    x = 70,673.20

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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.