Home / 141,032.93-194,630.51-77,372.60

Finding the Fourth Proportional to 141,032.93, 194,630.51 and 77,372.60

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Solution

The fourth proportional to 141,032.93, 194,630.51 and 77,372.60 is: 106,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032.93 : 194,630.51 = 77,372.60 : x
  2. Step 2: Convert to fraction form
    141,032.93/194,630.51 = 77,372.60/x
  3. Step 3: Cross multiply
    141,032.93x = 194,630.51 × 77,372.60
  4. Step 4: Simplify right side
    141,032.93x = 15,059,068,598.03
  5. Step 5: Solve for x
    x = 15,059,068,598.03/141,032.93
  6. Step 6: Final answer
    x = 106,776.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.