Home / 127,017.60-190,490.40-48,073.92

Finding the Fourth Proportional to 127,017.60, 190,490.40 and 48,073.92

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Solution

The fourth proportional to 127,017.60, 190,490.40 and 48,073.92 is: 72,097.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,017.60 : 190,490.40 = 48,073.92 : x
  2. Step 2: Convert to fraction form
    127,017.60/190,490.40 = 48,073.92/x
  3. Step 3: Cross multiply
    127,017.60x = 190,490.40 × 48,073.92
  4. Step 4: Simplify right side
    127,017.60x = 9,157,620,250.37
  5. Step 5: Solve for x
    x = 9,157,620,250.37/127,017.60
  6. Step 6: Final answer
    x = 72,097.25

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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.