Home / 127,032.16-190,550.40-48,183.52

Finding the Fourth Proportional to 127,032.16, 190,550.40 and 48,183.52

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Solution

The fourth proportional to 127,032.16, 190,550.40 and 48,183.52 is: 72,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,032.16 : 190,550.40 = 48,183.52 : x
  2. Step 2: Convert to fraction form
    127,032.16/190,550.40 = 48,183.52/x
  3. Step 3: Cross multiply
    127,032.16x = 190,550.40 × 48,183.52
  4. Step 4: Simplify right side
    127,032.16x = 9,181,389,009.41
  5. Step 5: Solve for x
    x = 9,181,389,009.41/127,032.16
  6. Step 6: Final answer
    x = 72,276.10

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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.