Home / 130,746.16-195,933.84-54,762.86

Finding the Fourth Proportional to 130,746.16, 195,933.84 and 54,762.86

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Solution

The fourth proportional to 130,746.16, 195,933.84 and 54,762.86 is: 82,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,746.16 : 195,933.84 = 54,762.86 : x
  2. Step 2: Convert to fraction form
    130,746.16/195,933.84 = 54,762.86/x
  3. Step 3: Cross multiply
    130,746.16x = 195,933.84 × 54,762.86
  4. Step 4: Simplify right side
    130,746.16x = 10,729,897,733.66
  5. Step 5: Solve for x
    x = 10,729,897,733.66/130,746.16
  6. Step 6: Final answer
    x = 82,066.64

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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.