Home / 130,530.32-195,699.71-41,732.72

Finding the Fourth Proportional to 130,530.32, 195,699.71 and 41,732.72

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Solution

The fourth proportional to 130,530.32, 195,699.71 and 41,732.72 is: 62,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,530.32 : 195,699.71 = 41,732.72 : x
  2. Step 2: Convert to fraction form
    130,530.32/195,699.71 = 41,732.72/x
  3. Step 3: Cross multiply
    130,530.32x = 195,699.71 × 41,732.72
  4. Step 4: Simplify right side
    130,530.32x = 8,167,080,014.35
  5. Step 5: Solve for x
    x = 8,167,080,014.35/130,530.32
  6. Step 6: Final answer
    x = 62,568.45

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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.